Convex parabolic mirrors | Geometric optics | Physics | Khan Academy
A1 A2 B1 B2 C1 C2
remember
US / rɪ'membə(r) /
•UK / rɪˈmɛmbɚ /
- verb
- To give someone a gift, e.g. birthday, wedding
- To hold a thought in your mind to not forget it
- To bring a previous image or idea to your mind
focus
US / 'fəʊkəs /
•UK / ˈfokəs /
- noun
- Main purpose or center of interest or activity
- verb
- To see clearly by adjusting your eyes or a camera
- To keep your attention, concentration on one thing
draw
US / drɔ: /
•UK / drɔ /
- noun
- Something that attracts people to visit a place
- A lottery or prize
- Result of a game, contest where the score is equal
- verb
- To attract attention to someone or something
- To get closer to or approach something or someone
- To influence a person's involvement in something
- To move an object by pulling
- To create an image using pen or pencil and paper
- To take one thing out of a container, etc.
- (Of 2 teams) to finish a game with the same score
incident
US / ˈɪnsɪdənt /
•UK / ˈɪnsɪdənt /
- noun
- Event, usually unusual or important; accident
jut
US / dʒʌt /
•UK / dʒʌt /
- verb
- To stick out or up beyond a surface
part
US / pɑ:t /
•UK / pɑ:rt /
- adjecitve
- To some degree; half; not fully
- noun
- Division of a book
- Ratio of something, e.g. 3 of gin, 1 of tonic
- A line in a person's hair, made with a comb
- Character an actor plays on stage, movie, or TV
- Some, but not all of a specific thing
- Role in causing something to happen
- verb
- To make a line in a person's hair, by using a comb
- To move two things apart creating a space
- To leave someone, or to break off a relationship
store
US / stɔ:(r) /
•UK / stɔr, stor /
- noun
- Place where things are kept for future use
- Place where you can go to buy things
- verb
- To put things in a place for later use
exercise
US / 'eksəsaɪz /
•UK / ˈɛksɚˌsaɪz /
- noun
- Physical activity to increase health and strength
- Set of questions in a text book
- verb
- To work out to become stronger and healthier
- To retain your ability or practice your skills
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
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
head
US / hed /
•UK / hɛd /
- noun
- Counter for the number of cattle
- Natural mental ability or intelligence
- Leader or person with the greatest authority
- Mind; mental ability; mental state
- Side of a coin with a head on it
- Top part of your body with eyes and a mouth
- Starting point of something, e.g. a river
- verb
- To hit a ball with your head in a game
- To be first or at the front or top (e.g. a list)
- To travel or move toward a particular place; To go in a particular direction
- To become the leader of something
- To lead or be responsible for something
ray
US / reɪ /
•UK / re /
- noun
- Person's name
- Lines of light coming from an object
- Fish with a pointed tail and flat body
field
US / fi:ld /
•UK / fild /
- noun
- Area of study, such as physics or biology
- Piece of land used to grow crops/raise animals
- Open area of land, especially without buildings
- Grassed area where you play some sports
- verb
- To respond to something or answer a question
- To catch or stop a ball during a game
why
US / waɪ /
•UK / hwaɪ, waɪ /
- adverb
- Question word to ask for a reason
- exclamation
- (Used to express surprise or approval)
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)
stuff
US / stʌf /
•UK / stʌf /
- noun
- Generic description for things, materials, objects
- verb
- To push material inside something, with force
line
US / laɪn /
•UK / laɪn /
- noun
- Border that divides two places or regions
- Long crease in the skin, often from age
- Mark that is long, straight and very thin
- Row of words, letters or numbers that are written
- Telephone connection
- People waiting one behind the other; queue
- Long thin wire, e.g. for electrical signal
- verb
- To put material along the inside of something
never
US / 'nevə(r) /
•UK / ˈnɛvɚ /
- adverb
- Not ever; not at any time
light
US / laɪt /
•UK / laɪt /
- adjecitve
- Being bright making it easy to see; not dark
- Being pale and lacking darkness of color
- Not heavy; weighing only a little
- adverb
- Carrying few bags when traveling
- noun
- A source of energy that makes a room or area bright
- Way in which something or someone is understood
- verb
- To cause something to burn; put a burning match to
- To provide a way to see ahead
object
US / 'ɒbdʒɪkt /
•UK / ˈɑbdʒɪkt /
- noun
- Something you can see or touch, but is not alive
- Goal or purpose of a particular plan or activity
- The thing that the action of a verb acts upon
- verb
- To disagree; to protest against an idea or plan
anyway
US / ˈeniweɪ /
•UK / ˈɛniˌwe /
- adverb
- A word used to change the topic of a conversation
source
US / sɔ:s /
•UK / sɔrs, sors /
- adjecitve
- Produces or provides what is wanted or needed
- noun
- Piece of information; a person giving information
- Place from which something necessary comes
- verb
- To get, e.g. a raw material, from somewhere
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
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
emit
US / ɪ'mɪt /
•UK / ɪˈmɪt /
- verb
- To release or send out (a gas, etc.)
ones
US / wʌnz /
•UK / wʌnz /
- number
- Number 1, a single person or thing
might
US / maɪt /
•UK / maɪt /
- other
- Used to politely request an action
- Used to express that something could happen
- Power, strength, force or influence
cave
US / keɪv /
•UK / kev /
- noun
- Large hole in the side of a cliff or hill
- verb
- To give in to pressure
map
US / mæp /
•UK / mæp /
- noun
- Diagram showing the geography of an area
- verb
- To draw a diagram to show the geography of an area
- To find points of similarity between things
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
image
US / 'ɪmɪdʒ /
•UK / ˈɪmɪdʒ /
- noun
- Picture, sculpture or painting of something
- General idea or opinion of something
- verb
- To obtain pictures by scanning them with a machine
surface
US / 'sɜ:fɪs /
•UK / ˈsɚfəs /
- adjecitve
- Of the top layer; not deep or meaningful
- noun
- Top layer of the ground or of water
- Nature or emotions that show, but may not be true
- Outside or upper layer of something
- verb
- To give (road) a top layer
- To appear after being hidden, unseen, or unknown
- To come to the top of something; emerge
- To come to the top level of water, mud, etc.
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)
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
parallel
US / 'pærəlel /
•UK / ˈpærəˌlɛl /
- adjecitve
- (Of two lines) at equal distance from each other
- (Of computer operation) happening at the same time
- Very similar and often occurring at the same time
- noun
- A line on a map a set distance from the equator
- verb
- To be equal to, or like, something else
- To compare
mirror
US / 'mɪrə(r) /
•UK / ˈmɪrɚ /
- noun
- Thing with glass surface used to look at yourself
- An accurate impression or picture of something
- verb
- To reflect (an image)
- To have similar qualities to something else
could
US / kəd /
•UK / kʊd /
- other
- Past form of 'can' to mean have ability
- Used to ask for something politely, or to offer
hallway
US / ˈhɔ:lweɪ /
•UK / ˈhɔlˌwe /
- noun
- Interior passage or corridor onto which rooms open
clear
US / klɪə(r) /
•UK / klɪr /
- adjecitve
- Empty; without anything in it or on it
- Being certain and without doubt
- Being without any streaks, spots, or cracks
- Easy to understand; well-explained; obvious
- adverb
- Completely; entirely; through the whole of
- Away from; free from
- verb
- To recover from or remove a problem
- To get rid of the entire contents of
- To give permission for something to happen
- To make a place or surface empty by removing
- To prove that someone is not guilty or to blame
onto
US / ˈɒntə /
•UK / ˈɑnˌtu, -tə, ˈɔn- /
- preposition
- Towards a certain direction/into a certain area
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
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
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
behind
US / bɪˈhaɪnd /
•UK / bɪˈhaɪnd /
- adjecitve
- Concerning a later or slower time than expected
- Being in a losing position in a sporting event
- Being in the past; old fashioned
- adverb
- Remaining
- noun
- The part of the body that one sits on
- preposition
- At or toward the back of someone or something
- Supporting or helping someone
almost
US / 'ɔ:lməʊst /
•UK / ˈɔlˌmost, ɔlˈmost /
- adverb
- Only a little less than, nearly, not quite
hopefully
US / ˈhəʊpfəli /
•UK / ˈhopfəli /
- adverb
- In a manner wishing something to happen
sometimes
US / ˈsʌmtaɪmz /
•UK / ˈsʌmˌtaɪmz /
- adverb
- Only at certain times; occasionally
most
US / məʊst /
•UK / most /
- adverb
- Very; extremely
- Greatest possible degree
- pronoun
- Nearly all of something
where
US / hwɛə /
•UK / hwɛr, wɛr /
- conjunction
- At or in the place which
- In whatever place
- pronoun
- Word you use to ask the location of something
owner
US / ˈəʊnə(r) /
•UK / ˈoʊnə(r) /
- noun
- Person who owns or has something
another
US / əˈnʌðə(r) /
•UK / əˈnʌðɚ /
- adjecitve
- One more, but not this
- determiner
- One more added
- pronoun
- One more (thing)
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
lot
US / lɒt /
•UK / lɑt /
- noun
- What happens to a person in life from chance; fate
- A group of people seen together
- Item for sale at an auction
- Small area of land used for a purpose e.g. parking
real
US / rɪəl /
•UK / ˈriəl, ril /
- adjecitve
- Actually existing or happening, not imagined
- Being important or special
two
US / tu: /
•UK / tu /
- number
- 2
aisle
US / aɪl /
•UK / aɪl /
- noun
- Long narrow space between rows of seats
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
couple
US / 'kʌpl /
•UK / ˈkʌpəl /
- noun
- Two people in a romantic relationship
- Two of something; two people; a pair
- verb
- To join something to something else
- (Two animals) to engage in sexual relations
- To put two people or things together
over
US / 'əʊvə(r) /
•UK / ˈovɚ /
- adverb
- Finished; no longer happening
- Towards the ground/away from a standing position
- noun
- A set of six consecutive balls bowled in cricket
- other
- Finished
- preposition
- Showing the relation when a thing is above another
- On or covering something
- Above or across something
- More than you need
- From one side to the other
- In the direction of; toward
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
screen
US / skri:n /
•UK / skrin /
- noun
- Wire net in a door or window to keep insects out
- Displays in a theater on which movies are shown
- Flat surface on a computer or TV showing images
- verb
- To hide or block something from being seen
- To examine to find something, e.g. best candidate
observe
US / əbˈzɜ:v /
•UK / əbˈzɜ:rv /
- verb
- To celebrate a particular holiday/religious event
- To obey or follow laws, rules, or customs
- To watch carefully; to make a comment
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
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
version
US / ˈvə:ʃən /
•UK / ˈvɚʒən, -ʃən /
- noun
- Different way that someone interprets something
- New or different form of something
- An updated form of some software
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
think
US / θɪŋk /
•UK / θɪŋk /
- verb
- To have an idea about something without certainty
- To have an idea, opinion or belief about something
any
US / 'enɪ /
•UK / ˈɛni /
- adjecitve
- One, or some, no matter which
- pronoun
- One (thing) of many; some
only
US / ˈəunli /
•UK / ˈonli /
- adverb
- Just one; just that amount or thing; not more than
- Not very important or serious
- Just that type of thing, person
- Short time ago; not before a certain time
- conjunction
- Except; but
from
US / frəm /
•UK / frʌm, frɑm,frəm /
- preposition
- Starting at a particular place, time or level
bathroom
US / ˈbɑ:θru:m /
•UK / ˈbæθru:m /
- noun
- Room where you take a bath or go to the toilet
correspond
US / ˌkɒrəˈspɒnd /
•UK / ˌkɔ:rəˈspɑ:nd /
- verb
- To have similarity or equality with something
- To write letters or emails to someone
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
far
US / fɑ:(r) /
•UK / fɑr /
- adjecitve
- A long way away
- Being a long way away
- adverb
- To a large degree or extent
symmetry
US / ˈsɪmətri /
•UK / ˈsɪmɪtri /
- noun
- Having parts that are exactly the same
parabola
US / pəˈræbələ /
•UK / pəˈræbələ /
- noun
- Plane curve formed by intersecting other planes
opening
US / ˈəʊpnɪŋ /
•UK / ˈoʊpnɪŋ /
- noun
- Free job; job you can apply for
- Action of starting something, e.g. a new business
- verb
- To make accessible or able to be used, e.g. road
- To start the activities or services of a business
- To make a space or hole appear in something
- To move or change so that it is no longer closed
- To start something, e.g. a new business
our
US / 'aʊə(r) /
•UK / aʊr /
- determiner
- Belonging to us
maybe
US / ˈmeɪbi /
•UK / ˈmebi /
- adverb
- Possibly but not certainly; perhaps
whole
US / həul /
•UK / hol /
- adjecitve
- Complete or full; all of
- Being in a good condition
- noun
- Complete amount or sum; total
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
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
good
US / ɡʊd /
•UK / ɡʊd /
- adjecitve
- Proper, appropriate or right
- (Of an amount) enough; plenty
- Excellent; high quality
- Acting well or properly; of moral character
- In a positive or happy emotional state
- noun
- Advantage or benefit
deal
US / di:l /
•UK / dil /
- verb
- To cope with something - usually troubles
- To give (something bad e.g. news) to
- To buy and sell illegal drugs
- To give out (cards, etc.) to; distribute
- To do business with someone or to sell products
principal
US / ˈprɪnsəpl /
•UK / ˈprɪnsəpəl /
- adjecitve
- Being the main or most important
- noun
- Leading person in a group of musicians or dancers
- Head teacher of a school
- Original amount of money borrowed
cloth
US / klɔθ /
•UK / klɔθ, klɑθ /
- noun
- Piece of material used for cleaning, etc.
- Material made by weaving fibers to make clothes
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
convex
US / ˈkɒnveks /
•UK / ˈkɑ:nveks /
- adjecitve
- Having a surface that curves outward like a ball
towards
US / tə'wɔ:dz /
•UK / 'təuədz, twɔ:dz /
- preposition
- In the direction of someone or something
especially
US / ɪˈspeʃəli /
•UK / ɛˈspɛʃəli, ɪˈspɛʃ- /
- adverb
- More than usual; extremely
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
same
US / seɪm /
•UK / sem /
- adjecitve
- Being equal in quality and amount
- Identical; not different
- Not changing; constant
single
US / 'sɪŋɡl /
•UK / ˈsɪŋɡəl /
- adjecitve
- Being one only, without others
- Only; merely
- Not married or in a relationship
- noun
- One run in cricket or a hit baseball
- An individual song from a CD or album
- Person who is not married or in a relationship
not
US / nɒt /
•UK / nɑt /
- adverb
- Word indicating the negative
- (Used to form the negative of verbs)
reflective
US / rɪˈflektɪv /
•UK / rɪˈflɛktɪv /
- adjecitve
- Having the ability to reflect light, heat, sound
- Thinking deeply about something; thoughtful
want
US / wɔnt /
•UK / wɑnt, wɔnt /
- noun
- Something you desire or wish for
- State or condition of poverty
- verb
- To desire or wish for something; hope for a thing
care
US / keə(r) /
•UK / kɛr /
- noun
- Treatment you receive for your health or safety
- Something that a person worries about
- verb
- To feel interest, concern, or worry
- To look after someone or something
anyone
US / ˈeniwʌn /
•UK / ˈɛniˌwʌn, -wən /
- pronoun
- Any person
again
US / ə'ɡen /
•UK / əˈɡɛn /
- adverb
- One more time, once more
bottom
US / 'bɒtəm /
•UK / ˈbɑtəm /
- adjecitve
- Concerning the part under something, e.g. a vase
- noun
- The part of your body you sit on
- Lowest position, often in a company or contest
- Lowest part of something; part on which it rests
- Lowest level, part or point of an object
- The part under something, e.g. a vase
- verb
- To hit the lowest part of something
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)
case
US / keɪs /
•UK / kes /
- noun
- Container used to carry things, e.g. clothes
- Set of facts about a crime
- Set of facts about an event
- Example or instance of something
- verb
- To find out about a place, as in planning to steal
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
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
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
bunch
US / bʌntʃ /
•UK / bʌntʃ /
- noun
- A group of things of the same kind
- verb
- To group people or things closely together
- (Cloth) to gather/be gathered together in folds
type
US / taɪp /
•UK / taɪp /
- noun
- Printed letters or blocks used for printing them
- Group of things or people sharing common features
- verb
- To identify something belonging to a group
- To write by touching keys on a keyboard
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
virtual
US / ˈvɜ:tʃuəl /
•UK / ˈvɚtʃuəl /
- adjecitve
- Existing only on the internet or on a computer
- Existing only in a digital world
- Almost being; nearly complete
shoplift
US / 'ʃɒplɪft /
•UK / 'ʃɒplɪft /
- verb
- To steal things from a shop
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
mean
US / mi:n /
•UK / min /
- adjecitve
- Being good at
- Nasty; unkind
- Not liking to spend money; cheap; stingy
- noun
- Average of a set of numbers
- verb
- To express a particular idea or thought
- To intend to do something in particular
- To have a particular meaning or value
ball
US / bɔ:l /
•UK / bɔl /
- noun
- Large dance where people dress formally
- Small round object often used in a game or sport
example
US / ɪgˈzɑ:mpl /
•UK / ɪɡˈzæmpəl /
- noun
- Thing, person which represents a category
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’
happen
US / 'hæpən /
•UK / ˈhæpən /
- verb
- To take place or occur
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
diffuse
US / dɪ'fju:z /
•UK / dɪˈfjuz /
- verb
- To cause something to spread through a large area
people
US / 'pi:pl /
•UK / ˈpipəl /
- noun
- Persons sharing culture, country, background, etc.
- Men, Women, Children
concave
US / 'kɒn'keɪv /
•UK / kɑnˈkev, ˈkɑnˌkev /
- adjecitve
- Hollow; curved inward
right
US / raɪt /
•UK / raɪt /
- adjecitve
- Correct or true
- The south side of you looking at the rising sun
- adverb
- Exactly in a place or time
- Being appropriate for a particular event
- In a straight or direct manner
- noun
- Something you are legally or morally allowed to do
- Ideal of what is just and good
- Political view based on conservatism
- verb
- To fix something previously wrong or unjust
- To make upright, as a boat that has turned over
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)
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
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
outside
US / ˌaʊtˈsaɪd /
•UK / aʊtˈsaɪd, ˈaʊtˌsaɪd /
- adverb
- Beyond the limits or edges of some place, thing
- noun
- Area around or near something, such as a building
- preposition
- Beyond the limits or edges of some place, thing
kind
US / kaɪnd /
•UK / kaɪnd /
- adjecitve
- In a caring and helpful manner
- friendly and considerate
- noun
- One type of thing
you
US / jʊ /
•UK / ju /
- pronoun
- Person someone is speaking or writing to
- Person or people in general
little
US / 'lɪtl /
•UK / ˈlɪtl /
- adjecitve
- Being short in length of time
- Not great in size, amount, or degree; small
- Being very young or younger than others
- adverb
- By an amount or degree that is not very much
- Not often; rarely
- noun
- A person's name
also
US / 'ɔ:lsəʊ /
•UK / ˈɔlso /
- adverb
- In addition; too; in a similar way
diverge
US / daɪˈvɜ:dʒ /
•UK / daɪˈvɜ:rdʒ /
- verb
- To move away from, in a different direction
- To think or feel differently about something
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
although
US / ɔ:lˈðəu /
•UK / ɔlˈðo /
- conjunction
- Despite the fact that; however
bowl
US / bəʊl /
•UK / bol /
- noun
- Part of an object that has a rounded, inward curve
- Round container used for holding rice, soup etc.
- Round Building to watch sports events, concerts
- Low-lying land with higher ground around it
- verb
- To roll a ball in the sport of bowling
- To throw a ball in a game such as cricket
let
US / let /
•UK / lɛt /
- verb
- To allow someone to do something
- Introducing a suggestion to do something together
- To rent a house, etc. to others
focal
US / 'fəʊkl /
•UK / ˈfokəl /
- adjecitve
- (Of a point) being the main or important one
probably
US / ˈprɒbəbli /
•UK / ˈprɑbəbli /
- adverb
- That is likely to happen or be true
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
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
straight
US / streɪt /
•UK / stret /
- adjecitve
- Not having curves, bends, or angles
- Not gay; heterosexual
- honest and direct
- adverb
- in a line; immediately; honestly and directly
already
US / ɔ:lˈredi /
•UK / ɔlˈrɛdi /
- adverb
- Having happened or been done before this time
realize
US / 'ri:əlaɪz /
•UK / ˈriəˌlaɪz /
- verb
- To become aware of or understand mentally
imagine
US / ɪ'mædʒɪn /
•UK / ɪˈmædʒɪn /
- verb
- To think creatively about; form mental picture of
parabolic
US / ˌpærə'bɒlɪk /
•UK / ˌpærəˈbɑlɪk /
- adjecitve
- Having the form of a parabola
diffusely
US / dɪˈfjuːsli /
•UK / dɪˈfjuːsli /
- other
- In a diffuse manner
side
US / saɪd /
•UK / saɪd /
- adjecitve
- In addition to the central or most important thing
- Next to, or very close to, the right or left of
- noun
- Position or opinion that is opposite to another
- Right or left part of a person's body
- Feature of someone's personality
- Straight edge of an object
- One of two or more groups fighting each other
- verb
- To decide to agree with one point, not the other
once
US / wʌns /
•UK / wʌns /
- adverb
- One time; one instance
- At a time in the past
- conjunction
- When; as soon as
corner
US / 'kɔ:nə(r) /
•UK / ˈkɔrnɚ /
- noun
- Place where two lines, sides, corners etc. meet
- Edges of something, e.g. eyes, boxing ring
- verb
- To force into a position impossible to escape from
- To go around a bend in the road (often by driving)
small
US / smɔ:l /
•UK / smɔl /
- adjecitve
- Little in size; not big
- (Of letters) not written in capital letters
- Being insignificant or minor
- (Of a business) with few people or things; local
- (Of voice) being soft and quiet
- (Of a child) being young
point
US / pɔɪnt /
•UK / pɔɪnt /
- noun
- An item to be discussed
- Small spot or dot
- Fact or detail
- Feature of something
- The size of the text on a page or screen
- A certain time or stage in a process
- Certain position in time or space
- Idea or fact you try to convince people about
- Measurement of scores in a game, sport
- Sharp end of something, e.g. a pen or pin
- verb
- To face a certain direction, e.g. north
- To indicate something with your finger to others
axis
US / ˈæksɪs /
•UK / ˈæksɪs /
- noun
- A line about which a rotating body turns
guess
US / ɡes /
•UK / ɡɛs /
- noun
- Answer given when you don't know if it is correct
- verb
- To give an answer without knowing if it is correct
use
US / ju:s /
•UK / ju:s /
- noun
- Ability to employ something
- Need to enable it to work
- Permission to do something with something
- Act of spending money
- Operation of a machine for its function
- verb
- To have; to eat, drink, consume etc.
- To need to operate or work
- To operate a machine, e.g. a computer
- To treat a person badly
- To do something with, for a task or purpose
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
here
US / hɪə(r) /
•UK / hɪr /
- adverb
- In this place; at this location, position or time
always
US / 'ɔ:lweɪz /
•UK / ˈɔlwez,-wɪz,-wiz /
- adverb
- For a very long time
- At all times; in every situation
- For ever
quick
US / kwɪk /
•UK / kwɪk /
- adjecitve
- Using very little time; moving far in little time
- Learning and understanding rapidly and easily
all
US / ɔ:l /
•UK / ɔl /
- adverb
- Completely; totally
- determiner
- Being every one of something
- pronoun
- 100% of something; the complete amount
project
US / prəˈdʒekt /
•UK / prəˈdʒɛkt /
- noun
- A planned piece of work for specific purpose
- Group of homes built by government for poor people
- verb
- To predict what will happen in the future
- To show something on a screen using light
- To stick out past the edge of something
oppose
US / əˈpəʊz /
•UK / əˈpoʊz /
- verb
- To fight against someone in a contest or game
direction
US / də'rekʃn /
•UK / dɪˈrɛkʃən, daɪ- /
- noun
- When someone tells people what to do
- Describes the way you are going, e.g. North
reflect
US / rɪ'flekt /
•UK / rɪˈflɛkt /
- verb
- To indicate or be a sign of something
- To bounce back light, heat, sound from a surface
- To show an image in glass, water, a mirror etc.
- To think of something seriously and carefully
they
US / ðeɪ /
•UK / ðe /
- pronoun
- Two or more people, animals, or things
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
useful
US / ˈju:sfl /
•UK / ˈjusfəl /
- adjecitve
- That can help with a particular task
clearly
US / ˈklɪəlɪ /
•UK / ˈklɪrlɪ /
- adverb
- In a way that is easy to understand; obviously
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
bit
US / bɪt /
•UK / bɪt /
- noun
- Device put in a horse's mouth to control it
- Small piece of something
- verb
- (E.g. of fish) to take bait and be caught
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
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