Fluorine Gas found in nature (NEWS) - Periodic Table of Videos
A1 A2 B1 B2 C1 C2
clump
US / klʌmp /
•UK / klʌmp /
- noun
- Mass or pile of something such as soil
- Small group of trees, etc. growing near each other
chemist
US / ˈkemɪst /
•UK / ˈkɛmɪst /
- noun
- Person who sells medicines; drug store
- Person who studies or does research in chemistry
also
US / 'ɔ:lsəʊ /
•UK / ˈɔlso /
- adverb
- In addition; too; in a similar way
how
US / haʊ /
•UK / haʊ /
- adjecitve
- To what degree? in what amount?
- adverb
- (Used to explain the way to do something)
- exclamation
- For what purpose or reason?
- (Used to ask someone or something's condition)
therefore
US / ˈðeəfɔ:(r) /
•UK / ˈðerfɔ:(r) /
- adverb
- And so; for that reason
sniff
US / snɪf /
•UK / snɪf /
- noun
- A noisy breath through your nose
- verb
- To detect something, e.g. a potential problem
- To breathe in noisily through nose, as when crying
year
US / jə: /
•UK / jɪr /
- noun
- Unit of time equal to 12 months or 365 or 366 days
- Used to refer to the age of a person
you
US / jʊ /
•UK / ju /
- pronoun
- Person someone is speaking or writing to
- Person or people in general
into
US / 'ɪntə /
•UK / ˈɪntu /
- preposition
- Moving or going inside something
- In the same direction as; in the direction of
- So as to become; taking the state of
other
US / 'ʌðə(r) /
•UK / ˈʌðər /
- adjecitve
- A thing different from that mentioned
- determiner
- (Something) else; not the first (one)
- pronoun
- Being the one and only thing of that category
one
US / wʌn /
•UK / wʌn /
- pronoun
- You; we; people in general; someone
- The thing or person previously referred to
- adjecitve
- Used to refer to people generally
- Being a strong example of (something mentioned)
- number
- Number 1
rock
US / rɒk /
•UK / rɑk /
- noun
- Type of popular music with a strong, loud beat
- Strong, tough person who can be relied upon
- Big stone; hard, solid substance forming mountains
- verb
- To be greatly upset by something, e.g. a death
- To be extremely effective or pleasing
- To play, sing along with, or dance to heavy music
- To move back and forth or from side to side
turn
US / tɜ:n /
•UK / tɚn /
- noun
- Place where changing of direction happens
- Your time or chance to perform a duty
- Your chance to play or do in say a game
- Unexpected change, as in the weather
- verb
- To become (a particular age)
- To become a different quality, color, etc.
- To change the direction of something, e.g. a car
- To move in an opposite direction or position
- To shape metal with a spinning tool
fluoride
US / ˈflɔːraɪd /
•UK / ˈflɔːraɪd /
- noun
- Chemical added to water to improve tooth health
material
US / məˈtɪəriəl /
•UK / məˈtɪriəl /
- adjecitve
- Relevant; (of evidence) important or significant
- Belonging to the world of physical things
- noun
- Cloth; fabric
- Supplies or data needed to do a certain thing
- Substance from which a thing is made of
the
US / ðə /
•UK / ðə /
- article
- Used to refer to something already mentioned
- Used to show there is only one of something
- determiner
- Used to describe all of a family
wet
US / wet /
•UK / wɛt /
- adjecitve
- Concerning a bar that serves or sells alcohol
- Having or experiencing a great deal of rain
- Containing water or liquid; not dry
- verb
- To accidentally pee in clothes or a bed
chemical
US / ˈkemɪkl /
•UK / ˈkɛmɪkəl /
- adjecitve
- Made of various elements
- noun
- Basic substance produced by mixing elements
level
US / 'levl /
•UK / ˈlɛvəl /
- adjecitve
- (Sports) equal to another
- Being steady and determined (e.g. a voice)
- noun
- Specific height of something
- Amount of ability you have compared to others
- Floor or deck within a building
- Tool used to determine if something is lying flat
- verb
- To aim a gun at someone
- To destroy a building; flatten an area completely
- To make things flat or even
- To make a score equal to another, in sports
surprised
US / səˈpraɪzd /
•UK / sərˈpraɪzd /
- adjecitve
- Feeling a shock when something unexpected happens
- verb
- To do something that another person didn't expect
body
US / ˈbɒd.i /
•UK / ˈbɑdi /
- noun
- An object distinct from other objects
- A group of people involved in an activity together
- Main part of something
- A person's physical self
colourless
US / ˈkʌlələs /
•UK / ˈkʌlərləs /
- adjecitve
- Without color
- Not having any interesting features
crack
US / kræk /
•UK / kræk /
- noun
- Attempt to achieve a goal or objective
- Unexpected and hard hit to the body
- Joke or impolite comment about something
- Sound that is short, unexpected and loud
- Small gap between two things or parts of things
- verb
- To attempt to achieve a goal or objective
- To hit someone or something hard and unexpectedly
- To tell (a joke)
- To solve a challenging problem or mystery
- To make a sound that is short, unexpected and loud
- To lose control, e.g. under pressure; break down
- To break so lines appear, but it is not in pieces
impurity
US / ɪmˈpjʊərəti /
•UK / ɪmˈpjʊrɪti /
- noun
- Something unwanted in a substance
make
US / meɪk /
•UK / mek /
- noun
- Product made by a particular company; brand
- verb
- To arrange or prepare something e.g. dinner
- To get to (a place) on time
- To gain the status of (teacher, lawyer, etc.)
- To create something by putting things together
- To earn a certain amount of money at a job
- To cause or force a person to do something
- To cause something to happen or be formed
bottle
US / 'bɒtl /
•UK / ˈbɑtl /
- noun
- Container with a narrow neck used to hold liquids
- verb
- To put something into a bottle to store it
free
US / fri: /
•UK / fri /
- adjecitve
- Living, happening without being controlled
- Costing no money
- Not working; not busy
- verb
- To release (e.g. bird) from a cage or prison
may
US / meɪ /
•UK / me /
- noun
- 5th month of the year
- other
- Used to express a desire
- Expresses permission, possibility or probability
- Used to show that a thing could be true
this
US / ðɪs /
•UK / ðɪs /
- adjecitve
- Used to indicate something already been discussed
- Used to indicate something happening around now
- adverb
- An indication by a physical motion or gesture
- A specific amount of
- determiner
- Person, thing, or idea near you
- pronoun
- Person, thing that has already been discussed
word
US / wɜ:d /
•UK / wɚd /
- noun
- Unit of language that has a meaning
- Promise
- Short remark or piece of information
- verb
- To express something by choosing particular words
about
US / ə'baʊt /
•UK / əˈbaʊt /
- adverb
- To be ready to; going to
- Nearly; approximately; roughly
- Near; next to; close to
- In every direction; in the area of
- preposition
- Concerning or of (a topic)
even
US / 'i:vn /
•UK / ˈivən /
- adjecitve
- Being equal in influence, power, possibility etc.
- Being divided equally or fairly
- (Of teams/contest) with similar chances of success
- Smooth, level, or regular
- Can be divided by 2; ending in 2, 4, 6, 8, or 0
- At a regular, equally steady manner
- Remaining steady and unchanging
- adverb
- (When this is surprising) as well; too
- (Used to compare two things/stress the difference)
- verb
- To make something level; to flatten
- To make something equal
fluorite
US / ˈflʊˌraɪt /
•UK / /
- noun
- Soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine
although
US / ɔ:lˈðəu /
•UK / ɔlˈðo /
- conjunction
- Despite the fact that; however
answer
US / 'ɑ:nsə(r) /
•UK / ˈænsɚ /
- noun
- Reply to a question someone asks
- Solution to a problem or test question
- verb
- To reply to a question someone asks
- To solve a test question or a problem
would
US / wʊd /
•UK / wʊd /
- other
- Used to indicate something imagined
- Used to ask or request something politely
- Verb used to indicate possibility, request etc.
- Used to indicate a preference
- Used to indicate a reaction
- Indicates something that occurred repeatedly
- Used to indicate willingness or ability to do
study
US / 'stʌdɪ /
•UK / ˈstʌdi /
- noun
- Room that a person studies or reads in
- Piece of research
- Topic or subject you research or learn about
- verb
- To focus on learning something usually at school
reddish
US / 'redɪʃ /
•UK / ˈrɛdɪʃ /
- adjecitve
- Being slightly red
really
US / ˈri:əli /
•UK / ˈriəˌli, ˈrili /
- adverb
- Used to stress something that is said; definitely
- In a true or accurate manner
- Very
sulfur
US / 'sʌlfə /
•UK / ˈsʌlfɚ /
- noun
- Smelly yellow chemical often found near volcanoes
quite
US / kwaɪt /
•UK / kwaɪt /
- adverb
- Not very; fairly
- Very; In a complete or total manner
mine
US / maɪn /
•UK / maɪn /
- noun
- A bomb hidden in the ground or the sea
- Rich source of material or information
- Place under the ground where coal, etc. is dug out
- pronoun
- That thing that belongs to me
- verb
- To place a bomb in the ground or the sea
- To dig into the earth or sea to obtain minerals
not
US / nɒt /
•UK / nɑt /
- adverb
- Word indicating the negative
- (Used to form the negative of verbs)
our
US / 'aʊə(r) /
•UK / aʊr /
- determiner
- Belonging to us
belief
US / bɪˈli:f /
•UK / bɪˈlif /
- noun
- Being sure that something exists or is true
- Trust in an idea or set of ideas
- A particular opinion about something
nobody
US / ˈnəʊbədi /
•UK / ˈnoʊbədi /
- pronoun
- No person; no one; not any person
signal
US / 'sɪɡnəl /
•UK / ˈsɪɡnəl /
- adjecitve
- Most important or most noticeable
- noun
- Movement of a hand or other means to send messages
- Act/sound that tells people to do/start something
- Road-side lights that direct traffic to go or stop
- Sound and light waves carrying TV and radio data
- verb
- To be evidence/an indication something will happen
- To make a noise or motion to tell someone to start
give
US / ɡɪv /
•UK / ɡɪv /
- noun
- Degree of flexibility in something, a material
- verb
- To hand over or present something to someone
- To cause someone to have or experience something
but
US / bət /
•UK / bʌt,bət /
- conjunction
- Used before you say something different, opposite
video
US / 'vɪdɪəʊ /
•UK / ˈvɪdiˌo /
- adjecitve
- Of a moving film, with sound
- noun
- Recording capturing action with sound
- verb
- To make a moving film of, with sound
presumably
US / prɪˈzju:məbli /
•UK / prɪˈzu:məbli /
- adverb
- So as to be likely to be true or correct
expect
US / ɪk'spekt /
•UK / ɪkˈspɛkt /
- verb
- To believe something is probably going to happen
smell
US / smel /
•UK / smɛl /
- noun
- Ability to notice a particular odor
- A particular odor
- verb
- To have a particular odor
- To sense that something is not right
- To notice a particular odor
- To use the nose to sense something
sense
US / sens /
•UK / sɛns /
- noun
- Certain mental feeling or emotion
- Normal or clear state of mind
- Meaning of a particular word, phrase or text
- verb
- To perceive using sight, sound, taste touch etc.
- To recognize the presence of something
reactive
US / riˈæktɪv /
•UK / riˈæktɪv /
- adjecitve
- Easily reacting to; responsive
effect
US / ɪ'fekt /
•UK / ɪˈfɛkt /
- noun
- An advantage, benefit
- Change brought about by a cause; result
accumulate
US / əˈkju:mjəleɪt /
•UK / əˈkjumjəˌlet /
- verb
- To gather or acquire so that you have more of it
nearly
US / ˈniəli /
•UK / ˈnɪrli /
- adverb
- Not completely; almost
can
US / kæn /
•UK / kən,kæn /
- noun
- A metal container for storing food
- other
- Able to; have the skill to; have the time to
- verb
- To have permission to
- To be possible to do
- To preserve food by sealing it in a metal container
now
US / naʊ /
•UK / naʊ /
- adverb
- At the present time or moment
- Right away or in the next possible moment
- Used to refer to something that just happened
- Time between the present and a moment in the past
- conjunction
- Resulting from or because of something
magnetic
US / mægˈnetɪk /
•UK / mæɡˈnɛtɪk /
- adjecitve
- Having the properties of a magnet; able to attract
- Being able to attract
- Having great power to attract attention, interest
ion
US / 'aɪən /
•UK / ˈaɪən /
- noun
- Atoms with either a positive or negative charge
tiny
US / 'taɪnɪ /
•UK / ˈtaɪni /
- adjecitve
- Very, very small
same
US / seɪm /
•UK / sem /
- adjecitve
- Being equal in quality and amount
- Identical; not different
- Not changing; constant
lump
US / lʌmp /
•UK / lʌmp /
- noun
- Small swollen mass in body, e.g. showing disease
- A small hard part of something smooth
- verb
- To combine things together in a group
something
US / ˈsʌmθɪŋ /
•UK / ˈsʌmθɪŋ /
- adverb
- In some degree or measure
- noun
- a person or thing of some value or consequence
- pronoun
- Thing that is not yet known or named
- Approximately
thorium
US / ˈθɔ:riəm /
•UK / ˈθɔriəm, ˈθor- /
- noun
- Soft silvery-white tetravalent radioactive metallic element; isotope is used as a power source in nu
name
US / neɪm /
•UK / nem /
- noun
- What something or someone is called
- verb
- To state what someone is called, e.g. John
rather
US / 'rɑ:ðə(r) /
•UK / ˈræðɚ, ˈrɑðɚ /
- adverb
- Somewhat; fairly; not that much
keep
US / ki:p /
•UK / kip /
- noun
- Large, strong tower in the middle of a castle
- Money spent on you so you can live in a place
- verb
- To continue doing something; not to stop
- To stop balls going in a goal in sports
- To not give back or return something
- (Of food) to not spoil or not rot
- To take possession of something to own, e.g. a pet
- To have and continue to hold something
- To do something that you have promised or agreed
- To stay in a certain place or condition
- To maintain the rules
chemistry
US / 'kemɪstrɪ /
•UK / ˈkɛmɪstri /
- noun
- The study of the structure of substances
sometimes
US / ˈsʌmtaɪmz /
•UK / ˈsʌmˌtaɪmz /
- adverb
- Only at certain times; occasionally
smelly
US / ˈsmeli /
•UK / ˈsmɛli /
- adverb
- Having an unpleasant odor or smell
react
US / rɪ'ækt /
•UK / riˈækt /
- verb
- To change when mixing with other chemicals
- To behave or make a change in a particular way
intact
US / ɪn'tækt /
•UK / ɪn'tækt /
- adjecitve
- Being complete, without damaged or missing parts
another
US / əˈnʌðə(r) /
•UK / əˈnʌðɚ /
- adjecitve
- One more, but not this
- determiner
- One more added
- pronoun
- One more (thing)
two
US / tu: /
•UK / tu /
- number
- 2
release
US / rɪ'li:s /
•UK / rɪ'li:s /
- noun
- Act of freeing someone from a duty or burden
- Introduction of a new product, film, book, etc.
- Relief from sadness, suffering or trouble
- Act of freeing from a jail, cage, prison, etc.
- verb
- To free someone from a responsibility or burden
- To allow a film, music etc. to be sold/distributed
- To allow to leave a jail, cage, etc.; let out
- To let go of something you are holding
put
US / pʊt /
•UK / pʊt /
- phrasal verb
- to make a light stop shining by pressing or moving a switch
- verb
- To move or place a thing in a particular position
- To rate something in importance or value
- To write or say something in a certain manner
perhaps
US / pəˈhæps /
•UK / pɚˈhæps /
- adverb
- Possibly, but not certainly; maybe
normally
US / ˈnɔ:məli /
•UK / ˈnɔːrməli /
- adverb
- In the manner that is usual or ordinary
detect
US / dɪˈtekt /
•UK / dɪˈtɛkt /
- verb
- To discover or identify the presence of something
crystal
US / 'krɪstl /
•UK / ˈkrɪstəl /
- noun
- A solid formed by the solidification of a chemical
- Rock with regularly repeating internal structure
- Person's name
absorption
US / əbˈsɔ:pʃn /
•UK / əbˈsɔ:rpʃn /
- noun
- Process of being absorbed e.g. liquid, attention
far
US / fɑ:(r) /
•UK / fɑr /
- adjecitve
- A long way away
- Being a long way away
- adverb
- To a large degree or extent
call
US / kɔ:l /
•UK / kɔl /
- noun
- A order or request for action
- The sound an animal makes, often when in danger
- A correct prediction, e.g. a decision in a game
- A short visit to a place or person
- A decision by a referee or umpire in a game
- verb
- To make a request or order for action
- (Animal) to make sounds to warn of danger
- To announce the date of an election
- To make a judgment about something
- To give someone or something a name
- To guess in advance the result or outcome
- To visit a place or person for a short time
- To phone someone
- To speak, announce or shout in a loud voice
subsequently
US / ˈsʌbsɪkwəntli /
•UK / ˈsʌbsɪˌkwɛntlɪ /
- adverb
- After something else has happened; as a result
think
US / θɪŋk /
•UK / θɪŋk /
- verb
- To have an idea about something without certainty
- To have an idea, opinion or belief about something
purplish
US / ˈpɜːpəlɪʃ /
•UK / ˈpɜːrpəlɪʃ /
- adjecitve
- Slightly purple
particular
US / pəˈtɪkjələ(r) /
•UK / pɚˈtɪkjəlɚ, pəˈtɪk- /
- adjecitve
- One specific (one)
- Having firm ideas about what is desirable
- Being special or more than is typical
experiment
US / ɪk'sperɪmənt /
•UK / ɪkˈspɛrəmənt /
- noun
- Test performed to assess new ideas or theories
- verb
- To create and perform tests to research something
- To try something new that you haven't tried before
effort
US / ˈefət /
•UK / ˈɛfət /
- noun
- Amount of work used trying to do something
come
US / kʌm /
•UK / kʌm /
- verb
- To arrive at a place
- (Of mail) to be delivered
- To move toward someone; go with someone
- To reach a certain point or state
any
US / 'enɪ /
•UK / ˈɛni /
- adjecitve
- One, or some, no matter which
- pronoun
- One (thing) of many; some
most
US / məʊst /
•UK / most /
- adverb
- Very; extremely
- Greatest possible degree
- pronoun
- Nearly all of something
journal
US / ˈdʒə:nl /
•UK / ˈdʒɚnəl /
- noun
- A diary; record of what you do every day
- Magazine of academic papers
darkly
US / ˈdɑːkli /
•UK / ˈdɑːrkli /
- adverb
- In a dark way; in a threatening way
back
US / bæk /
•UK / bæk /
- adjecitve
- Farthest from the front e.g. in a classroom
- adverb
- Have returned to a place you were before
- noun
- The part of a chair that the upper body leans upon
- Location at the rear of something
- The reverse of side something
- Area on the rear of your body
- verb
- To bet money on something
- To go backwards in a car
- To support and encourage someone or some cause
and
US / ənd /
•UK / ənd, ən,ænd /
- conjunction
- Used to refer to two or more things
- Plus; in addition; on top of that
- Used to introduce an action that follows another
sensation
US / sen'seɪʃn /
•UK / sɛnˈseʃən /
- noun
- (Person) attracting the interest of many people
- Mental feeling caused by a previous experience
- A feeling experienced by the body e.g. touch
press
US / pres /
•UK / prɛs /
- noun
- Machine using pressure to shape, flatten, squeeze
- General term for TV, radio, newspapers
- A machine that prints books and newspapers
- verb
- To make clothes smooth using a heated iron; iron
- To repeatedly ask someone to do something
- To print something such as a book or newspaper
- To push something against something else
- To squeeze the liquid out of grapes, etc.
out
US / aʊt /
•UK / aʊt /
- adverb
- No longer stylish (e.g. fashion)
- Away from home, business, or the usual place
- In a direction/movement away from inside or center
- noun
- Act when a batter cannot continue playing
- verb
- To tell people a secret
from
US / frəm /
•UK / frʌm, frɑm,frəm /
- preposition
- Starting at a particular place, time or level
form
US / fɔ:m /
•UK / fɔrm /
- noun
- Sports team or person's current winning record
- Document you complete when making an application
- Visible shape or style; type; kind
- verb
- To organize something such as a club or group
- To develop; to come into a shape or substance
- To make something into a particular shape
anything
US / ˈeniθɪŋ /
•UK / ˈɛniˌθɪŋ /
- pronoun
- A thing of any kind
hundred
US / 'hʌndrəd /
•UK / ˈhʌndrɪd /
- number
- 100
dark
US / dɑ:k /
•UK / dɑrk /
- adjecitve
- Of a color that is not light
- Marked by unhappiness or hopelessness
- Having little or no light; not light in color
- noun
- The time of day when the sky is black
away
US / ə'weɪ /
•UK / əˈwe /
- adjecitve
- Not present
- adverb
- Disappear completely
- Doing something with a lot of energy
- Not here; far from here; in a different direction
- To a different area, location
without
US / wɪˈðaʊt /
•UK / wɪðˈaʊt, wɪθ- /
- preposition
- Not with; not having
last
US / lɑ:st /
•UK / læst /
- adjecitve
- Most recent; the latest
- The one before
- adverb
- Final; with nothing following; after all others
- Most recent; the latest
- determiner
- The one at the end
- verb
- To remain or continue for a certain period of time
machine
US / mə'ʃi:n /
•UK / məˈʃin /
- noun
- Piece of equipment used to do work
- Powerful group who control and organize things
- verb
- To shape, work on something, using a device
have
US / həv /
•UK / hæv /
- verb
- To drink, smoke, eat or use something
- To experience the effects of something
- To organize an event, or join in an activity
- To own, possess, or hold something
- To cause to happen or produce a particular effect
almost
US / 'ɔ:lməʊst /
•UK / ˈɔlˌmost, ɔlˈmost /
- adverb
- Only a little less than, nearly, not quite
exist
US / ɪɡ'zɪst /
•UK / ɪɡˈzɪst /
- verb
- To be present, alive or real
see
US / si: /
•UK / si /
- verb
- To go on a date with someone
- To predict whether something is, or will be true
- To understand what someone says
- To use your eyes to look at something
- To visit a place often for sightseeing or pleasure
- To visit or meet with someone
- To find out by waiting or looking
- To watch (a game, movie or TV show)
explosively
US / ɪkˈspləʊsɪvli; ɪkˈspləʊzɪvli /
•UK / ɪkˈsploʊsɪvliˌɪkˈsploʊzɪvli /
- adverb
- In a violently emotionally manner
full
US / fʊl /
•UK / fʊl /
- adjecitve
- Containing all the parts; complete
- Containing or holding as much as possible
- Having had enough food
- adverb
- In a direct manner; completely
hear
US / hɪə(r) /
•UK / hɪr /
- verb
- To be aware of sound; to perceive with the ear
- To be told or find out information or facts
- To consider or listen to a court case
break
US / breɪk /
•UK / brek /
- noun
- Time you stop an activity before continuing
- End of a relationship
- An escape from a place such as a jail
- (Lucky) advantage or benefit from something
- Find a solution or answer to a problem or crime
- Change in the weather
- verb
- To create a new record e.g. running the 100m dash
- To form a crack in something
- To burst or become damaged
- To end a relationship
- To escape from a place such as a jail
- To train a wild animal e.g. a horse
- To separate into pieces by force, or by dropping
- To act against a law, rule, or promise
- To become known suddenly, as in the news
- To not do what you promised e.g. not keep promises
- To solve a crime, or answer a problem
- To stop functioning properly
- To suddenly start, open or commence
- To change in pitch suddenly, as in a voice
- To fall on the shore, as in waves
- To begin or change suddenly; the dawn or weather
- To defeat by causing the person to lose their will
cherry
US / ˈtʃeri /
•UK / ˈtʃɛri /
- adjecitve
- Bright red color
- noun
- Small, round fruit with a red or black skin
challenge
US / 'tʃælɪndʒ /
•UK / ˈtʃæləndʒ /
- noun
- An activity you wish to try that may be hard to do
- Act of formally inviting someone to compete
- A question to determine correctness of something
- verb
- To formally invite someone to compete at something
- To question the correctness of something
slightly
US / ˈslaɪtli /
•UK / ˈslaɪtli /
- adverb
- Only a little
know
US / nəʊ /
•UK / noʊ /
- verb
- To be familiar with a person or place, thing
- To feel sure or be convinced about something
- To discover or be aware of something
- To be able to distinguish
- To have knowledge of things
could
US / kəd /
•UK / kʊd /
- other
- Past form of 'can' to mean have ability
- Used to ask for something politely, or to offer
amazed
US / əˈmeɪzd /
•UK / əˈmeɪzd /
- adjecitve
- Surprised
- verb
- To cause wonder; to surprise completely
with
US / wɪð /
•UK / wɪð, wɪθ /
- preposition
- As an employee of a certain company
- Against something or someone
- By using something as a means
- Due to; because of
- Including
- Possessing as a feature
- Related to
- (Of the manner/attitude by which you do something)
- Used to express that people or things are together
problem
US / ˈprɒbləm /
•UK / ˈprɑbləm /
- adjecitve
- Causing trouble
- noun
- Something difficult to deal with or causes trouble
- Question to show understanding of a math concept
quickly
US / ˈkwɪkli /
•UK / ˈkwɪklɪ /
- adverb
- Without taking a lot of time; fast
different
US / ˈdɪfrənt /
•UK / ˈdɪfrənt /
- adjecitve
- Not of the same kind; unlike other things
like
US / laɪk /
•UK / laɪk /
- adjecitve
- Being equal in status or kind to something else
- Similar; the same
- adverb
- For example
- preposition
- Used as a filler; used to ad emphasis
- In a way similar to the way something is done
- Such as; for example
- verb
- To want to
- To find something pleasing; to prefer something
people
US / 'pi:pl /
•UK / ˈpipəl /
- noun
- Persons sharing culture, country, background, etc.
- Men, Women, Children
sit
US / sɪt /
•UK / sɪt /
- verb
- To take an exam
- To be in a resting position on a chair
- To provide seating for people
- To remain in a still position while being painted
that
US / ðæt /
•UK / ðæt, ðət /
- adjecitve
- The person or thing being talked about
- Used to identify something both the speakers know
- adverb
- Used to reinforce adjectives and adverbs
- To such a degree
- conjunction
- Used to connect a noun clause
- Used to introduce an adverbial clause
- Used to introduce a noun clause
- determiner
- Used as a noun to refer to something
- pronoun
- Referring an object far away
- Used to refer to the relative pronoun ‘which’
what
US / wɒt /
•UK / hwɑt, hwʌt, wɔt, wʌt,hwət, wət /
- pronoun
- Thing or things that; the same kind as
- Used to emphasize something you are about to say
- adjecitve
- Used to refer to a particular amount, or number
- Used to place emphasis on a particular quality
- adverb
- To a certain degree
- determiner
- Question words used for asking for information
- exclamation
- Used to express excitement, shock, or surprise
- Used to ask people to repeat something they said
crush
US / krʌʃ /
•UK / krʌʃ /
- noun
- Strong attraction to someone
- verb
- To break something into small pieces by pressing
- To defeat someone or something (in a game)
- To damage something by flattening it
- To cause someone to feel humiliated
place
US / pleɪs /
•UK / ples /
- noun
- Particular location, area or region
- verb
- To put someone in a particular type of situation
- To put something in a certain location or position
hydrogen
US / ˈhaɪdrədʒən /
•UK / ˈhaɪdrədʒən /
- noun
- Lightest of all chemical elements
nasty
US / 'nɑ:stɪ /
•UK / ˈnæsti /
- adjecitve
- Very bad, unpleasant, or offensive
behave
US / bɪˈheɪv /
•UK / bɪˈhev /
- verb
- To act correctly
- To act in a particular way
- To react in a particular way in a given case
element
US / 'elɪmənt /
•UK / ˈɛləmənt /
- noun
- Essential or particular part of something
dead
US / ded /
•UK / dɛd /
- adjecitve
- Not alive
- Being bored or not interested
- Unable to operate because electricity etc. ran out
- Being unable to feel, physically or emotionally
- adverb
- Completely; absolutely
first
US / fɜ:st /
•UK / fɚst /
- adjecitve
- 1st; Coming before all others in time or place
- noun
- Something that has not happened before
- Position of the winner of a competition
get
US / ɡet /
•UK / ɡɛt /
- verb
- To become affected by illness or disease
- To begin to feel or understand an emotion or idea
- To send or bring someone or something home, etc.
- To go somewhere to obtain something
- To (cause to) do a particular thing
- To obtain, receive or be given something
- To currently have
- To prepare for use
- To understand something being said or read
interesting
US / ˈɪntrəstɪŋ /
•UK / ˈɪntrɪstɪŋ, -tərɪstɪŋ, -təˌrɛstɪŋ /
- adjecitve
- Taking your attention; making you want to know
- verb
- To make someone want to know about something
- To persuade to do, become involved with something
number
US / ˈnʌmbə(r) /
•UK / ˈnʌmbɚ /
- noun
- Symbols such as 1, 2, 56, 793
- Particular song or dance performed during a show
- Total quantity or amount of things
- verb
- To put numbers on things
- To assign a sequence within a group, series, set
- To claim to be part of a larger group, series, set
argue
US / ˈɑ:gju: /
•UK / ˈɑ:rgju: /
- verb
- To fight or disagree over something
- To state your reasons for or against an idea
ground
US / graʊnd /
•UK / ɡraʊnd /
- noun
- Connection of electrical equipment to earth
- Place where people play particular sports
- Solid surface of the earth that we stand on
- verb
- To break (coffee, etc.) into tiny bits with machine
- To make loud jarring noise by pressing hard
- To make sharp or smooth through friction
- To press together with force making a sound
- To punish someone by not allowing them to go out
- To hit the bottom
- (Of boat) to hit the bottom so it cannot move
- To prevent a plane from taking off
- To place the ball over the goal line in rugby
alpha
US / ˈælfə /
•UK / 'ælfə /
- adjecitve
- Most powerful (animals of the same sex)
- noun
- First letter in the Greek alphabet
happen
US / 'hæpən /
•UK / ˈhæpən /
- verb
- To take place or occur
colour
US / ˈkʌlə(r) /
•UK / ˈkʌlɚ /
- noun
- Quality of things you can see, e.g. red, blue
- Pink or red in your face, e.g. after being ill
- The shade of someone's skin e.g. black, or yellow
- verb
- To change or affect someone's opinion
- To make something colorful using colored pencils
include
US / ɪnˈklu:d /
•UK / ɪnˈklud /
- verb
- To make someone, something part of a group
glass
US / ɡlɑ:s /
•UK / ɡlæs /
- adjecitve
- Being made of glass
- noun
- Clear hard container used for drinking
- A lens for eyewear
- Hard see-through material used for making windows
uranium
US / juˈreɪniəm /
•UK / jʊˈreniəm /
- noun
- Radioactive element used for nuclear energy/weapon
then
US / ðen /
•UK / ðɛn /
- adverb
- A time that is not now
- Following another thing in time or arrangement
- Following on reasonably from what was just stated
- At that time, not now
find
US / faɪnd /
•UK / faɪnd /
- noun
- Object discovered by chance
- Things that have been discovered from searching
- verb
- To become aware of something that is happening
- To discover or meet by chance
- To decide if someone is guilty of a crime, or not
- To learn through study, research, or effort
- To discover something by looking for it
enough
US / ɪˈnʌf /
•UK / ɪˈnʌf /
- adjecitve
- Sufficient to answer the need
- adverb
- To a satisfactory degree
- pronoun
- Equal to what is needed; as much as required
- Adequate number or amount
fluorine
US / ˈflɔ:ri:n /
•UK / ˈflʊrˌin, -ɪn, ˈflɔr-, ˈflor- /
- noun
- Nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable
diffuse
US / dɪ'fju:z /
•UK / dɪˈfjuz /
- verb
- To cause something to spread through a large area
terrible
US / ˈterəbl /
•UK / ˈtɛrəbəl /
- adjecitve
- Very bad; horrible
atom
US / 'ætəm /
•UK / ˈætəm /
- noun
- Smallest bit that matter can be broken down into
they
US / ðeɪ /
•UK / ðe /
- pronoun
- Two or more people, animals, or things
very
US / 'verɪ /
•UK / ˈvɛri /
- adjecitve
- Concerning a large degree or amount
- adverb
- A lot; much; many
- Used to stress or emphasize a noun
ago
US / əˈgəʊ /
•UK / əˈgoʊ /
- adverb
- At a specified length of time in the past
due
US / dju: /
•UK / du, dju /
- adjecitve
- When something is required or expected
- Owed to a person as a right
- noun
- Something you deserve; something you can expect
nose
US / nəʊz /
•UK / noʊz /
- noun
- Part of the face used for breathing and smelling
- Front, pointed end of e.g. airplane or rocket
- verb
- To push with your face so you can smell something
useful
US / ˈju:sfl /
•UK / ˈjusfəl /
- adjecitve
- That can help with a particular task
way
US / weɪ /
•UK / we /
- adverb
- Used to emphasize the amount of something
- noun
- Particular aspect of something being thought about
- One of various choices that could be made
- Particular existing condition or state
- (Often long) distance or length of time
- How something is done
- Route to go to a place
- Small street
- Usual behavior, emotions or habits of someone
brave
US / breɪv /
•UK / brev /
- adjecitve
- Not letting fear or danger stop you acting
- noun
- (Old-fashioned) A native American warrior
- verb
- To not be afraid of doing something dangerous
calcium
US / 'kælsɪəm /
•UK / ˈkælsiəm /
- noun
- A substance important for making bones and teeth
isolate
US / ˈaɪsəleɪt /
•UK / ˈaɪsəˌlet /
- verb
- To identify, consider, or deal with separately
- To keep in a place or situation apart from others
- To separate something from another substance
show
US / ʃəʊ /
•UK / ʃo /
- noun
- False display of love, emotion or action
- An event for displaying or promoting goods
- Play, opera or theater production
- Presentation that is broadcast on TV or radio
- verb
- To be easily seen or displayed
- To display your emotions or feelings
- To let someone see something; display
- To explain or teach how something is done
- To lead someone somewhere; point them to something
- To prove something to be true, correct
- To reveal or allow something to be seen
all
US / ɔ:l /
•UK / ɔl /
- adverb
- Completely; totally
- determiner
- Being every one of something
- pronoun
- 100% of something; the complete amount
experimenter
US / ɪk'sperɪməntə(r) /
•UK / ɪk'sperɪməntə(r) /
- noun
- Person who creates and performs an experiment
professor
US / prəˈfesə(r) /
•UK / prəˈfɛsɚ /
- noun
- Teacher who teaches at a college or university
strange
US / streɪndʒ /
•UK / strendʒ /
- adjecitve
- Unusual or odd; surprising because unexpected
decay
US / dɪˈkeɪ /
•UK / dɪˈke /
- noun
- Slow loss of physical or mental health
- verb
- To be slowly destroyed by natural processes; rot
- To lose health or strength
paper
US / ˈpeɪpə(r) /
•UK / ˈpeɪpər /
- adjecitve
- Not existing in reality, or done infrequently
- Made from the material that we use to make books
- noun
- Academic writing or a talk on a specific topic
- Written test
- Newspaper
- Pages of a book are made from this
article
US / 'ɑ:tɪkl /
•UK / ˈɑrtɪkəl /
- noun
- Word such as 'a', 'an', or 'the' used before nouns
- Piece of writing about a particular subject
- Piece of something, e.g. clothing
- Section of a business contract or law
discover
US / dɪˈskʌvə(r) /
•UK / dɪˈskʌvɚ /
- verb
- To find something new that was not known before
mining
US / ˈmaɪnɪŋ /
•UK / ˈmaɪnɪŋ /
- noun
- Act of digging to get coal, gold, silver etc.
- verb
- To place a bomb in the ground or the sea
- To dig into the earth or sea to obtain minerals
take
US / teɪk /
•UK / tek /
- noun
- Filming of a single scene for TV or the movies
- verb
- To accept something that is offered
- To use a method of traveling, e.g. a bus or train
- To use a camera to make (a photo)
- To pick up something and go away with it
- To study a subject in school
- To attempt to pass (an exam)
- To require a certain amount of time, money, space
beta
US / 'bi:tə /
•UK / 'beɪtə /
- noun
- Test version of a product or software
mineral
US / 'mɪnərəl /
•UK / ˈmɪnərəl /
- noun
- Substance naturally formed in the ground
naturally
US / ˈnætʃrəli /
•UK / ˈnætʃərəli, ˈnætʃrə- /
- adverb
- In the expected or usual way
- Without the aid of someone or something
work
US / wɜ:k /
•UK / wɚk /
- adjecitve
- Activity completed in order to make money
- noun
- The product of some artistic or literary endeavor
- Everything created by an author, artist, musician
- Activity you do in order to make money
- Place of employment
- Final product or result of a some labor or effort
- verb
- To bring into a specific state of success
- To be functioning properly, e.g. a car
- To do your job in your company or workplace
- To make an effort to do something
- To operate a machine or device
believe
US / bɪ'li:v /
•UK / bɪˈliv /
- verb
- To think or accept that something is true
- To have a particular opinion about something
look
US / lʊk /
•UK / lʊk /
- noun
- Person's beauty or physical attractiveness
- Particular style of dress, clothes, or appearance
- The way someone, something appears to be
- Act of searching for or examining something
- verb
- To appear to be; seem
nature
US / 'neɪtʃə(r) /
•UK / ˈnetʃɚ /
- noun
- Person's character or particular way of behaving
- Basic look, feel or function of something
- Physical world, including plants, animals, rocks
sort
US / sɔ:t /
•UK / sɔrt /
- noun
- Group or class of similar things or people
- verb
- To organize things by putting them into groups
- To deal with things in an organized way
should
US / ʃʊd /
•UK / ʃʊd /
- other
- Used to indicate what is proper or reasonable
ever
US / 'evə(r) /
•UK / ˈɛvɚ /
- adverb
- At any time; at all times in the future
complicated
US / 'kɒmplɪkeɪtɪd /
•UK / ˈkɑmplɪˌketɪd /
- adjecitve
- Difficult to do, understand or use
- verb
- To make more difficult to do, understand or use
particle
US / ˈpɑ:tɪkl /
•UK / ˈpɑrtɪkəl /
- noun
- Adverb or preposition that joins with a verb
- Tiny piece or quantity of something
hundreds
US / 'hʌndrədz /
•UK / 'hʌndrədz /
- number
- 100s
separate
US / 'sepəreɪt /
•UK / 'sepəreɪt /
- adjecitve
- Being different from or unrelated to another
- verb
- To divide two things by being in between them
- To live away from your husband or wife
- To move things away from each other
concern
US / kənˈsɜ:n /
•UK / kənˈsɚn /
- noun
- Company, firm or business
- Feeling of worry or anxiety
- verb
- To be about a particular topic
- To have a direct impact on someone
- To be responsible or mixed up in; to be involved
- To feel worry or anxiety
reason
US / 'ri:zn /
•UK / ˈrizən /
- noun
- Ability to think about facts and form a judgment
- Explanation for why something occurred or was done
- verb
- To think and make conclusions in a logical manner
too
US / tu: /
•UK / tu /
- adverb
- In addition, also; with emphasis
- Say that something is more than you want
already
US / ɔ:lˈredi /
•UK / ɔlˈrɛdi /
- adverb
- Having happened or been done before this time
cherish
US / ˈtʃerɪʃ /
•UK / ˈtʃɛrɪʃ /
- verb
- To care a lot about or love someone or something
- To remember or keep something with a lot of care
will
US / wɪl /
•UK / wɪl /
- noun
- Desire or choice of someone
- Document saying who gets your money when you die
- Strong desire to do something; determination
- Desire to do something; strong wish to do
- other
- Used with verbs to express the future
- verb
- To leave property to someone after your death
- To use mental effort to make something happen
- Am (is, are) likely to do
- To influence someone to do something
- To make something happen by strongly wanting it
interact
US / ˌɪntər'ækt /
•UK / ˌɪntɚˈækt /
- verb
- To talk or do things with each other
inside
US / ˌɪn'saɪd /
•UK / ɪnˈsaɪd, ˈɪnˌsaɪd /
- adjecitve
- Being in something
- Being in a building
- adverb
- Into a house; indoors
- noun
- Inner part or surface of something
overtone
US / ˈəʊvətəʊn /
•UK / ˈoʊvərtoʊn /
- noun
- Additional meaning or nuance in a message
resonance
US / ˈrezənəns /
•UK / ˈrɛzənəns /
- noun
- Continuing to make a loud clear deep sound
- Quality of sound produced by vibrations of strings
here
US / hɪə(r) /
•UK / hɪr /
- adverb
- In this place; at this location, position or time
meaning
US / ˈmi:nɪŋ /
•UK / ˈminɪŋ /
- noun
- Idea or thing represented by words or sentences
- verb
- To express a particular idea or thought
- To intend to do something in particular
- To have a particular intention or value
lose
US / lu:z /
•UK / luz /
- verb
- To be unable to keep in check or control something
- To decrease in value or quantity (e.g. weight)
- To stop having certain qualities or abilities
- To stop having or being entitled to
- To fail to win something that is being contested
- To be unable to find something you once had
- To be dependent on someone (used with 'not')
new
US / nju: /
•UK / nu, nju /
- adjecitve
- Not old, recently born, built or made
- Being or doing something for the first time
- Not felt, seen or known previously
- Having been recently bought or obtained
try
US / traɪ /
•UK / traɪ /
- noun
- Act of putting the ball over the rugby goal line
- verb
- To make an effort, to attempt to do something
- To examine someone or something in a court of law
- To test to see if it is good or you like it
- To make a person go through hardship; test
- To examine something to see if it works
immediately
US / ɪˈmi:diətli /
•UK / ɪˈmidiɪtli /
- adverb
- Without any delay; straight away
radioactive
US / ˌreɪdɪəʊ'æktɪv /
•UK / ˌredioˈæktɪv /
- adjecitve
- Emitting harmful energy from nuclear activity
puzzle
US / 'pʌzl /
•UK / ˈpʌzəl /
- noun
- Something challenging to explain or understand
- Game requiring the player to find an answer
- Game with many pieces, e.g. forming a picture
- A problem requiring thought and skill to be solved
- verb
- To be a challenge to understand; confuse
widely
US / ˈwaɪdli /
•UK / ˈwaɪdlɪ /
- adverb
- To a large degree; over a large range
- By or among a large number of people
for
US / fə(r) /
•UK / fɔr,fə /
- preposition
- Used to show the purpose, or need of something
time
US / taɪm /
•UK / taɪm /
- noun
- Speed at which music is played; tempo
- Point as shown on a clock, e.g. 3 p.m
- Number of hours, minutes needed to do something
- Occasion when something happens
- Period or occasion that something occurred
- Period in history or the past
- Something measured in minutes, hours, days, etc.
- How long an event takes; duration
- verb
- To check speed at which music is performed
- To choose a specific moment to do something
- To measure how long an event takes, e.g. a race
- To schedule something to occur at a specific moment
solid
US / 'sɒlɪd /
•UK / ˈsɑlɪd /
- adjecitve
- Being able to be trusted; reliable
- Substance that is hard or of fixed shape
- Being well made and expected to last long
- Having no space or emptiness inside
- Being made entirely of one material or substance
- noun
- Something firm or hard; not gas or liquid
trace
US / treɪs /
•UK / tres /
- noun
- Very small quantity of something
- verb
- To make an outline to determine a shape
- To find someone or something that has disappeared
- To draw the outline of an image through thin paper
sufficiently
US / sə'fɪʃntlɪ /
•UK / səˈfɪʃəntlɪ /
- adverb
- To a degree great enough to do something
through
US / θru: /
•UK / θru /
- adjecitve
- having finished using or doing something
- adverb
- From the beginning of something until the end
- preposition
- Over, in, across an entire thing or place
- Allowing you to pass between, or to
- By a particular way or process; by the use of
why
US / waɪ /
•UK / hwaɪ, waɪ /
- adverb
- Question word to ask for a reason
- exclamation
- (Used to express surprise or approval)
bubble
US / ˈbʌbl /
•UK / ˈbʌbəl /
- noun
- A small ball of air inside of a liquid
- verb
- (Of a liquid) to produce bubbles, as when boiling
- To show intense emotion, e.g. excitement, anger
cake
US / keɪk /
•UK / keɪk /
- noun
- Sweet baked food made from flour, eggs, fat, sugar
- verb
- To cover with a thing that becomes hard when dried
- To become dried into a hardened mass
fact
US / fækt /
•UK / fækt /
- noun
- Something that is known or proved to be true
just
US / dʒʌst /
•UK / dʒʌst /
- adjecitve
- Proper or appropriate; as is deserved
- Doing or being what is right or fair
- Legally correct; having enough evidence
- adverb
- Almost; nearly
- Exactly at the time of
- Exactly (the same as, like)
soon
US / su:n /
•UK / sun /
- adverb
- At a time not long from now
trap
US / træp /
•UK / træp /
- noun
- Device used for catching animals
- Vehicle pulled by a single horse
- Area or hazard on a golf course
- Someone's mouth
- Uncomfortable event that is hard to escape
- verb
- To use a device to catch animals or people
- To hold, e.g. a nerve, so that it cannot move
- To catch or prevent someone from escaping
- To trick someone
- To put into a situation you can't escape from
water
US / 'wɔ:tə(r) /
•UK / ˈwɔtɚ, ˈwɑtɚ /
- noun
- Clear liquid that forms the seas, rivers and rain
- Large area such as an ocean or sea
- verb
- (Of the eyes) to produce tears
- (Mouth) to become wet at the thought of nice food
- To pour liquids onto a plant to keep it alive
cluster
US / 'klʌstə(r) /
•UK / ˈklʌstɚ /
- noun
- A small group of things
- verb
- To come together in a group, flock etc.
question
US / 'kwestʃən /
•UK / ˈkwɛstʃən /
- noun
- Issue or problems you are dealing with
- What you ask about; issue
- verb
- To ask for or try to get information
- To have or express concerns or uncertainty
title
US / 'taɪtl /
•UK / ˈtaɪtl /
- noun
- Book produced by a publisher
- Name given to something to identify or describe it
- Name showing profession, marriage or social status
- (Legal) the right to own something, e.g. property
- Position of being the winner in a sport or contest
- verb
- To give a name to identify or describe something
occur
US / əˈkɜ:(r) /
•UK / əˈkɚ /
- verb
- To come to pass or to happen
possibly
US / ˈpɒsəbli /
•UK / ˈpɑ:səbli /
- adverb
- May be true or likely, but is uncertain
split
US / splɪt /
•UK / splɪt /
- adjecitve
- No longer married or in a relationship
- (Injured) by cutting it open, as in someone's lip
- (Of a decision) when people cannot decide a winner
- noun
- Difference of opinion in a group causing a break
- Separation or a break in something
- verb
- To become divided or broken along a straight line
- To cause a cut in (lip, etc.)
- To have difference of opinion in a group
- To separate into two or more pieces
- To divide something in an even or fair way
those
US / ðəʊz /
•UK / ðoz /
- determiner
- The people or things we are talking about
- pronoun
- The objects far from the speaker
unpleasant
US / ʌnˈpleznt /
•UK / ʌnˈplɛzənt /
- adjecitve
- Causing a bad feeling in people
- Being unfriendly; not nice
ask
US / ɑ:sk /
•UK / æsk /
- verb
- To say to someone that you want something
grow
US / ɡrəʊ /
•UK / ɡro /
- verb
- To get bigger and more mature; make plants do this
- To improve; to develop better skills over time
- To develop and become bigger or taller over time
nuclear
US / ˈnju:kliə(r) /
•UK / ˈnukliɚ, ˈnju- /
- adjecitve
- Concerning or involving the center of an atom
since
US / sɪns /
•UK / sɪns /
- adverb
- At a point before the present time
- conjunction
- For this reason; because
- preposition
- From the time in the past that
piece
US / pi:s /
•UK / pis /
- noun
- A counter in a board game
- Small part of something larger
- verb
- To put items together to assemble something
well
US / wel /
•UK / wɛl /
- adjecitve
- Being in a fortunate, good condition or state
- Healthy and in good condition
- adverb
- In an acceptable, proper, or successful manner
- In a complete, total, or full manner
- A great and considerable degree
- In a successful way, in a good or satisfactory way
- exclamation
- Used to begin or continue a particular statement
- Used to show you want to start saying something
- Used to express that you are waiting for a reply
- You say this to change the topic of a conversation
- Used to indicate you are making a final remark
- noun
- Long deep hole in the ground to get water
- verb
- To cause your eyes to fill with tears
middle
US / 'mɪdl /
•UK / ˈmidl /
- adjecitve
- Equal distance from extremes
- noun
- Place that is halfway between two things
never
US / 'nevə(r) /
•UK / ˈnɛvɚ /
- adverb
- Not ever; not at any time
spirit
US / 'spɪrɪt /
•UK / ˈspɪrɪt /
- noun
- Person's strong determination or attitude
- Unique qualities of person, place, or time
- Part of a person thought to be moved by religion
- Appearance or sense of a dead person
- verb
- To take someone away as if by magic