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cell

US / sel /

•

UK / sɛl /

A2

noun
Smallest unit of living things in biology
Group of people - often from a secret organization
Prisoner's room in a jail
Shortened form of 'cellphone'

happen

US / 'hæpən /

•

UK / ˈhæpən /

A1

verb
To take place or occur

projection

US / prəˈdʒekʃn /

•

UK / prəˈdʒɛkʃən /

B1

noun
A prediction; guess about future developments
An image on a screen
A part that sticks out

hit

US / hɪt /

•

UK / hɪt /

A1

noun
A planned killing, usually for money
Song, movie etc. that is successful
When someone strikes someone or something
Time when a player makes contact with the ball
Time when a website is accessed
verb
To have a negative impact on a person/place/thing
To press something, such as a button or switch
To suddenly realize the importance of something
To move your hand, a bat, etc. against with force
To fight, attack or damage something or someone
To arrive at a specific place, level, or goal
To make contact with the ball in a game or sport

plasma

US / ˈplæzmə /

•

UK / ˈplæzmə /

B2

noun
Substance in which the blood cells are carried
Gas-like substance with little electric charge

about

US / ə'baʊt /

•

UK / əˈbaʊt /

A1

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)

like

US / laɪk /

•

UK / laɪk /

A1

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

that

US / ðæt /

•

UK / ðæt, ðət /

A1

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 /

A1

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

down

US / daʊn /

•

UK / daʊn /

A1

adjecitve
Being sad, sick, or unhappy
Not operating, working, or functioning as expected
adverb
In a sitting or lying position
Towards or on the ground, floor, or bottom
Written or copied onto a piece of paper or book
noun
A period of play in American Football
The soft, smooth hairs that cover a bird's body
preposition
Along something's path, course, or direction
Going from a higher position to a lower position
verb
To eat or drink very quickly and without stopping

then

US / ðen /

•

UK / ðɛn /

A1

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

shower

US / ˈʃaʊə(r) /

•

UK / ˈʃaʊɚ /

A2

noun
Device producing falling water for cleaning
Process of washing your body under running water
Party where a woman receives wedding/baby gifts
Giving someone many things, as gifts
Brief time when rain or snow is falling
verb
To wash your body under running water
To give someone many things as gifts

colossal

US / kəˈlɒsl /

•

UK / kəˈlɑ:sl /

C1

adjecitve
Being extremely large in size or amount

place

US / pleɪs /

•

UK / ples /

A1

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

understanding

US / ˌʌndəˈstændɪŋ /

•

UK / ˌʌndərˈstændɪŋ /

A1

adjecitve
Being sympathetic
noun
When you get the meaning correctly; comprehension
Knowledge about something or someone
verb
To know the meaning of language, what someone says

get

US / ɡet /

•

UK / ɡɛt /

A1

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

disappear

US / ˌdɪsəˈpɪə(r) /

•

UK / ˌdɪsəˈpɪr /

A1

verb
To no longer see because it's not there any more

energy

US / 'enədʒɪ /

•

UK / ˈɛnədʒi /

A2

noun
Physical or mental strength

watch

US / wɒtʃ /

•

UK / wɑtʃ /

A1

noun
Period of time someone is responsible for guarding
Device you wear on your wrist that shows the time
Official warning statement, e.g. of bad weather
verb
To keep in check, manage, or control something
To look at something for entertainment, e.g. TV
To guard a place or people; protect child, etc.
To look at carefully to work out what is happening
To protect and care for someone or something

only

US / ˈəunli /

•

UK / ˈonli /

A1

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

two

US / tu: /

•

UK / tu /

A1

number
2

call

US / kɔ:l /

•

UK / kɔl /

A1

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

where

US / hwɛə /

•

UK / hwɛr, wɛr /

A1

conjunction
At or in the place which
In whatever place
pronoun
Word you use to ask the location of something

ejection

US / ɪ'dʒekʃn /

•

UK / ɪˈdʒɛkʃən /

B2

noun
Making a disk, etc. come out of a machine

disaster

US / dɪ'zɑ:stə(r) /

•

UK / dɪˈzæstɚ, -ˈsæs- /

A2

noun
State of extreme ruin and misfortune

from

US / frəm /

•

UK / frʌm, frɑm,frəm /

A1

preposition
Starting at a particular place, time or level

intensely

US / ɪn'tenslɪ /

•

UK / ɪnˈtɛnslɪ /

A2

adverb
In a manner that is very strong or extreme

hot

US / hɒt /

•

UK / hɑ:t /

A1

adjecitve
Angry or excited
Being very good at something
Having a high temperature
Popular and causing a great deal of excitement
Attractive in a sexually exciting way
(Of food) very spicy
Stolen; dangerous to buy or trade in

out

US / aʊt /

•

UK / aʊt /

A1

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

share

US / ʃeə(r) /

•

UK / ʃɛr /

A2

noun
Part-ownership in a property, business or company
Part of a company you own, shown by a certificate
verb
To divide something between two or more people
To allow others to use your things equally
To give information, etc. to someone

coronal

US / kə'rəʊnəl /

•

UK / kə'roʊnəl /

C2

noun
Ring of arranged flowers, as to go around the head

sometimes

US / ˈsʌmtaɪmz /

•

UK / ˈsʌmˌtaɪmz /

A1

adverb
Only at certain times; occasionally

sunspot

US / ˈsʌnspɒt /

•

UK / ˈsʌnspɑ:t /

A1

noun
Cooler darker spot on the sun's photosphere

ton

US / tʌn /

•

UK / tʌn /

A2

noun
Unit of weight; 907 kilograms (US); 1016 (UK)

and

US / ənd /

•

UK / ənd, ən,ænd /

A1

conjunction
Used to refer to two or more things
Plus; in addition; on top of that
Used to introduce an action that follows another

policymaker

US / 'pɒləsɪmeɪkə(r) /

•

UK / 'pɒləsɪˌmeɪkə /

C2

noun
Someone who makes and decides (government) plans

any

US / 'enɪ /

•

UK / ˈɛni /

A1

adjecitve
One, or some, no matter which
pronoun
One (thing) of many; some

come

US / kʌm /

•

UK / kʌm /

A1

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

finding

US / ˈfaɪndɪŋ /

•

UK / ˈfaɪndɪŋ /

A1

noun
Something you discover or find out; a result
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

meet

US / mi:t /

•

UK / mit /

A1

noun
Sporting competition e.g. swimming
verb
To provide something that is necessary
To come together at a certain time or place

large

US / lɑ:dʒ /

•

UK / lɑ:rdʒ /

A1

adjecitve
Big; of great size; broad, tall, wide, or fat

most

US / məʊst /

•

UK / most /

A1

adverb
Very; extremely
Greatest possible degree
pronoun
Nearly all of something

blast

US / blɑ:st /

•

UK / blæst /

B1

noun
Destructive wave of air from an explosion
Strong current of wind
verb
To attack someone with words
To destroy something with explosives
To make a loud noise on or with something

make

US / meɪk /

•

UK / mek /

A1

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

state

US / steɪt /

•

UK / stet /

A1

adjecitve
Concerning region within a country
noun
Region within a country, with its own government
Situation or condition something is in
verb
To say; declare as fact

across

US / əˈkrɔs /

•

UK / əˈkrɔs,əˈkrɑs /

A1

adverb
Distance from one side to another
(Go) from one side to the other of something

discuss

US / dɪˈskʌs /

•

UK / dɪˈskʌs /

A1

verb
To talk about seriously or in great detail

may

US / meɪ /

•

UK / me /

A1

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 /

A1

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

tremendous

US / trəˈmendəs /

•

UK / trɪˈmɛndəs /

B1

adjecitve
Very good or very impressive

five

US / faɪv /

•

UK / faɪv /

A1

number
5

live

US / lɪv /

•

UK / liv /

A1

adjecitve
Being broadcast as events happen, not recorded
Carrying electric current; able to give a shock
Glowing because burning; hot
Not yet killed (for food)
adverb
(Music, drama) as it is performed
verb
To be alive
To experience a particular type of life
To make your home in a house or town

stuart

US / stjuət /

•

UK / ˈstuət, ˈstju- /

A1

other
A member of the royal family that ruled Scotland and England
The royal family that ruled Scotland from - and ruled England from to and again from to

year

US / jə: /

•

UK / jɪr /

A1

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 /

A1

pronoun
Person someone is speaking or writing to
Person or people in general

natural

US / ˈnætʃərəl /

•

UK / ˈnætʃərəl, ˈnætʃrəl /

A1

adjecitve
Being as one would expect; being usual or normal
Not made by humans; without human intervention

the

US / ðə /

•

UK / ðə /

A1

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

bulge

US / bʌldʒ /

•

UK / bʌldʒ /

B2

noun
Rounded full or fat lump on the surface of a thing
Rapid increase in size
verb
To curve outward from the surface, as when full

into

US / 'ɪntə /

•

UK / ˈɪntu /

A1

preposition
Moving or going inside something
In the same direction as; in the direction of
So as to become; taking the state of

power

US / 'paʊə(r) /

•

UK / ˈpaʊɚ /

A1

noun
Legal or official right to perform certain actions
Ability to move forcefully and quickly
Energy of something (e.g. electricity or fuel)
Mathematical way to multiply a number
Condition of being in political control
Physical force, energy, and strength
verb
To give energy to something, e.g. by electricity
To move something forcefully and quickly

phone

US / fəʊn /

•

UK / foʊn /

A2

noun
Machine used to talk to someone who is far away
verb
To talk to someone using a telephone

intense

US / ɪn'tens /

•

UK / ɪnˈtɛns /

A2

adjecitve
Very strong, great or extreme in degree

surface

US / 'sɜ:fɪs /

•

UK / ˈsɚfəs /

A2

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.

center

US / 'sentə /

•

UK / ˈsɛntɚ /

A1

noun
Community place people go health or social reasons
Place in the middle of something
Person or thing that is attracting attention
verb
To direct focus toward something

discovery

US / dɪ'skʌvərɪ /

•

UK / dɪˈskʌvəri /

A2

noun
Learning something for the first time

fiery

US / ˈfaɪəri /

•

UK / ˈfaɪri /

B2

adjecitve
Of or like fire; hot or angry

see

US / si: /

•

UK / si /

A1

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)

clear

US / klɪə(r) /

•

UK / klɪr /

A1

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

indicate

US / ˈɪndɪkeɪt /

•

UK / ˈɪndɪˌket /

A2

verb
To show something; direct attention to; point out
To represent something using a symbol or sign

quickly

US / ˈkwɪkli /

•

UK / ˈkwɪklɪ /

A1

adverb
Without taking a lot of time; fast

scientist

US / ˈsaɪəntɪst /

•

UK / ˈsaɪəntɪst /

A2

noun
Person who is trained in a science

century

US / 'sentʃərɪ /

•

UK / ˈsɛntʃəri /

A1

noun
Period of 100 years

before

US / bɪˈfɔ:(r) /

•

UK / bɪˈfɔr,-ˈfor /

A1

adverb
At a time earlier than the present; previously
conjunction
In advance of something happening
preposition
In front of someone or something

have

US / həv /

•

UK / hæv /

A1

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

last

US / lɑ:st /

•

UK / læst /

A1

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

steady

US / 'stedɪ /

•

UK / ˈstɛdi /

B2

adjecitve
Happening or developing at a regular rate
Continuing without stopping or changing over time
Firmly fixed or supported; not likely to fall over
noun
Your boyfriend or girlfriend
verb
To make constant, unchanging or staying the same
To hold something/someone so they stop moving

without

US / wɪˈðaʊt /

•

UK / wɪðˈaʊt, wɪθ- /

A1

preposition
Not with; not having

his

US / hɪz /

•

UK / hɪz /

A1

pronoun
Something belonging to a male person

patch

US / pætʃ /

•

UK / pætʃ /

B1

noun
Cover worn over an eye to protect or hide it
Piece of ground on vegetation grows
Piece of cloth sewn onto garments to repair holes
Small spot different from the area around it
verb
To join or unite, e.g. two phone calls
To repair hole by sewing a piece of cloth over it

with

US / wɪð /

•

UK / wɪð, wɪθ /

A1

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

fahrenheit

US / ˈfærənhaɪt /

•

UK / ˈfærənˌhaɪt /

B1

noun
Measurement of temperature

sun

US / sʌn /

•

UK / sʌn /

A1

noun
Light and heat coming from a large star in the sky
Hot shining star the Earth moves around
verb
To lie in the sunshine and enjoy its warmth

behind

US / bɪˈhaɪnd /

•

UK / bɪˈhaɪnd /

A1

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

could

US / kəd /

•

UK / kʊd /

A1

other
Past form of 'can' to mean have ability
Used to ask for something politely, or to offer

know

US / nəʊ /

•

UK / noʊ /

A1

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

precise

US / prɪ'saɪs /

•

UK / prɪˈsaɪs /

A2

adjecitve
(Of language details etc.) Very accurate and exact
(Of a time, place, quality) exact
Being very careful about how you do things

dark

US / dɑ:k /

•

UK / dɑrk /

A1

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

calculate

US / 'kælkjʊleɪt /

•

UK / ˈkælkjəˌlet /

B2

verb
To find an answer using mathematics
To make an educated guess about something

model

US / ˈmɒdl /

•

UK / ˈmɑ:dl /

A2

adjecitve
Being an excellent example of
noun
Person who wears fashion to show it to the public
A small scale copy of a full original
verb
To wear and display clothes at a fashion show
To make a small scale copy of a full original

inside

US / ˌɪn'saɪd /

•

UK / ɪnˈsaɪd, ˈɪnˌsaɪd /

A2

adjecitve
Being in something
Being in a building
adverb
Into a house; indoors
noun
Inner part or surface of something

million

US / ˈmɪljən /

•

UK / ˈmɪljən /

A1

number
1,000,000

appear

US / ə'pɪə(r) /

•

UK / əˈpɪr /

A1

verb
To be seen, become visible; come into sight
To seem to be
To act in a play, movie, or be mentioned in media

team

US / ti:m /

•

UK / tim /

A1

noun
Group of people working on a task together
Group of people playing a sport together

warn

US / wɔ:n /

•

UK / wɔrn /

A2

verb
To tell someone about possible danger

weather

US / 'weðə(r) /

•

UK / ˈwɛðɚ /

A1

noun
Whether it is raining, sunny, cold etc. outside
verb
To successfully deal with a difficult situation
To erode or become damaged due to the environment

massive

US / ˈmæsɪv /

•

UK / ˈmæsɪv /

B1

adjecitve
Very big; large; too big

peak

US / pi:k /

•

UK / pik /

B1

noun
Part of a cap that sticks out over your eyes
The very top of a mountain
State when something is at its best
Time or point when the highest level occurs
verb
To reach the highest or best point

speculate

US / ˈspekjuleɪt /

•

UK / ˈspɛkjəˌlet /

B2

verb
To take risks that might lead to big profits
To predict or guess what is possible or likely

new

US / nju: /

•

UK / nu, nju /

A1

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

day

US / deɪ /

•

UK / de /

A1

noun
A period of 24 hours beginning at midnight
The period of time when it is light outside
Person's name

point

US / pɔɪnt /

•

UK / pɔɪnt /

A1

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

whip

US / wɪp /

•

UK / hwɪp, wɪp /

B1

noun
A long rope used to hit people or animals
verb
To defeat thoroughly or easily
To beat with a type of long rope
To beat cream, eggs etc. so it gets more volume
To take away something quickly

astonish

US / ə'stɒnɪʃ /

•

UK / əˈstɑnɪʃ /

A2

verb
To cause someone to feel great wonder or surprise

area

US / 'eərɪə /

•

UK / ˈɛriə /

A1

noun
Amount of measured space
A specific section or space; part of a region
A subject or field of study

particle

US / ˈpɑ:tɪkl /

•

UK / ˈpɑrtɪkəl /

B1

noun
Adverb or preposition that joins with a verb
Tiny piece or quantity of something

english

US / ˈɪŋglɪʃ /

•

UK / ˈɪŋɡlɪʃ /

A1

adjecitve
Concerning the culture and people of England
noun
Language of the UK, USA, Nigeria and elsewhere
Person's name

but

US / bət /

•

UK / bʌt,bət /

A1

conjunction
Used before you say something different, opposite

life

US / laɪf /

•

UK / laɪf /

A1

noun
All the living things e.g. animals, plants, humans
Period of time things live, from birth to death

research

US / rɪ'sɜ:tʃ /

•

UK / rɪˈsɚtʃ, ˈriˌsɚtʃ /

A2

noun
Study done to discover new ideas and facts
Work done to find or discover knowledge
verb
To study in order to discover new ideas and facts

internet

US / ˈɪn.tə.net /

•

UK / ˋɪntɚ͵nɛt /

A1

noun
Worldwide computer network system

dream

US / dri:m /

•

UK / drim /

A1

noun
A wish or hope for something to happen
Imagination or image of something you want
Images, thoughts, feelings experienced when asleep
verb
To wish for something to happen
To experience thoughts, images while asleep

vanish

US / 'vænɪʃ /

•

UK / ˈvænɪʃ /

B1

verb
To disappear in a sudden and mysterious way

halo

US / 'heɪləʊ /

•

UK / ˈhelo /

B2

noun
Circle of light

compulsion

US / kəmˈpʌlʃn /

•

UK / kəmˈpʌlʃən /

B2

noun
Urge or desire

size

US / saɪz /

•

UK / saɪz /

A1

noun
How big or small a thing is
Standard measurements for clothing, shoes
verb
To make something to fit a particular measurement
To organize or group from small to large

magnetic

US / mægˈnetɪk /

•

UK / mæɡˈnɛtɪk /

B2

adjecitve
Having the properties of a magnet; able to attract
Being able to attract
Having great power to attract attention, interest

now

US / naʊ /

•

UK / naʊ /

A1

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

september

US / sepˈtembə(r) /

•

UK / sɛpˈtɛmbɚ /

A1

noun
9th month of the year

pattern

US / 'pætn /

•

UK / ˈpætən /

A2

noun
Model to follow in making or doing something
Colors or shapes which are repeated on objects
Regular repeated behavior
verb
To copy the way something else is made

can

US / kæn /

•

UK / kən,kæn /

A1

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

record

US / 'rekɔ:d /

•

UK / ˈrekərd /

A1

noun
Highest or most extreme level achieved
Round plastic disc on which music has been stored
History of a person's past actions or achievements
verb
To indicate a temperature, speed, etc.; register
To write down or say what happened
To put music, sounds onto a device to store it

telescope

US / ˈtelɪskəʊp /

•

UK / ˈtelɪskoʊp /

C2

noun
Tube-shaped device used to see a great distance
verb
To shorten by compacting tubes inside each other

obsess

US / əbˈses /

•

UK / əbˈsɛs, ɑb- /

C1

verb
To talk or think about someone, something too much
To be the only thing that someone thinks about

mysterious

US / mɪˈstɪəriəs /

•

UK / mɪˈstɪriəs /

A2

adjecitve
Unusual; hard to understand or work out

understand

US / ˌʌndə'stænd /

•

UK / ˌʌndɚˈstænd /

A1

verb
To know the meaning of language, what someone says

activity

US / æk'tɪvətɪ /

•

UK / ækˈtɪvɪti /

A1

noun
An action or task, e.g. sports, washing clothes

burst

US / bɜ:st /

•

UK / bɚst /

A2

noun
Brief time period when something happens and ends
verb
To move (arrive, exit, etc.) suddenly or hurriedly
To break apart/open in a sudden and violent way

constantly

US / ˈkɒnstəntli /

•

UK / ˈkɑnstəntlɪ /

B1

adverb
Frequently, or without pause

solar

US / 'səʊlə(r) /

•

UK / ˈsolɚ /

B1

adjecitve
Concerning the sun, or its heat

atom

US / 'ætəm /

•

UK / ˈætəm /

B1

noun
Smallest bit that matter can be broken down into

billion

US / ˈbɪljən /

•

UK / ˈbɪljən /

A2

noun
Number 1,000,000,000

they

US / ðeɪ /

•

UK / ðe /

A1

pronoun
Two or more people, animals, or things

their

US / ðɛː /

•

UK / ðer /

A1

determiner
Belonging to them

america

US / ə'merɪkə /

•

UK / əˈmɛrɪkə /

A1

noun
The United States of America; North America and/or South America

historian

US / hɪˈstɔ:riən /

•

UK / hɪˈstɔriən /

B1

noun
Someone who studies the course of history

its

US / ɪts /

•

UK / ɪts /

A1

adjecitve
Referring to or belonging to ‘it’
determiner
Of something; belonging or related to something
other
Possessive form of “it”

top

US / tɒp /

•

UK / tɑp /

A1

adjecitve
Being good or great; excellent
Being the most in degree or quality
noun
Item of clothing covering shoulders to waist, hips
A cover or lid
Part (e.g. road) that is the furthest away
Highest or upper part or point of something
Best or highest status or position
Flat upper surface or edge of an object
Child's toy that spins on its point
Upper section or leaves of fruits and vegetables
Winning in a sport or contest
verb
To be higher or larger than a specific value
To arrive at the highest point of something
To put a cover or layer or over something
To kill; murder
To hold the highest position on a list
To be more important, successful or better than
To beat someone or win at a game

who

US / hu: /

•

UK / hu /

A1

pronoun
Which person
Used to introduce information about people

change

US / tʃeɪndʒ /

•

UK / tʃendʒ /

A1

noun
Exchange of one set of clothes for another
Money in the form of coins instead of paper
Money returned after giving too much
Act of making or becoming something else
verb
To exchange one set of clothes for another
To exchange one kind of money for another
To replace something with another thing
To make or become something else
To go from one train, bus, etc. and go to another

erupt

US / ɪˈrʌpt /

•

UK / ɪˈrʌpt /

B1

verb
To begin doing something or happen suddenly
(Volcano) to spill hot rocks, smoke, and fire

space

US / speɪs /

•

UK / spes /

A1

noun
Empty area kept for a specific reason, like a car
Empty area with nothing in it
Area in the sky where the stars are
Area between written words on a page
verb
To make a certain distance or time between

believe

US / bɪ'li:v /

•

UK / bɪˈliv /

A1

verb
To think or accept that something is true
To have a particular opinion about something

bright

US / braɪt /

•

UK / braɪt /

A2

adjecitve
Cheerful and happy (manner)
(Of color) light and easy to see; vivid
Producing a lot of light
Smart; intelligent; clever

pay

US / peɪ /

•

UK / pe /

A1

noun
Money you receive from your job, work, etc.
verb
To give money for goods or work done
To give (attention, respect, etc.) to
To be punished or suffer for something you did
To make (a visit) to a person or place

blister

US / 'blɪstə(r) /

•

UK / ˈblɪstɚ /

B2

verb
To form a painful spot on the skin after rubbing

destroy

US / dɪ'strɔɪ /

•

UK / dɪˈstrɔɪ /

A2

verb
To damage so badly that something no longer exists
To defeat someone or something easily
To kill a sick or unwanted animal

light

US / laɪt /

•

UK / laɪt /

A1

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

hour

US / 'aʊə(r) /

•

UK / aʊr /

A1

noun
60 minutes
Particular time of the day
Fixed, regularly occurring time

occur

US / əˈkɜ:(r) /

•

UK / əˈkɚ /

A2

verb
To come to pass or to happen

expulsion

US / ɪkˈspʌlʃn /

•

UK / ɪkˈspʌlʃən /

B2

noun
Making someone leave a group or a country

for

US / fə(r) /

•

UK / fɔr,fə /

A1

preposition
Used to show the purpose, or need of something

observatory

US / əbˈzɜ:vətri /

•

UK / əbˈzɜ:rvətɔ:ri /

A2

noun
Building built for studying and watching the stars

spend

US / spend /

•

UK / spɛnd /

A2

verb
To use money to pay for something
To use time in order to do something
To use up something completely

time

US / taɪm /

•

UK / taɪm /

A1

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

wind

US / wɪnd /

•

UK / wɪnd /

A1

adjecitve
(Musical instruments) that you blow into to play
noun
A current of air moving approximately horizontally, especially one strong enough to be felt
Something that has influence
verb
If a road, path, or river winds, it follows a route that turns repeatedly in different directions
To turn or cause something to turn
To twist around something

nuclear

US / ˈnju:kliə(r) /

•

UK / ˈnukliɚ, ˈnju- /

A2

adjecitve
Concerning or involving the center of an atom

sketch

US / sketʃ /

•

UK / skɛtʃ /

B1

noun
Brief account of something without many details
A drawing made quickly that lacks detail
Brief, funny scene as part of a performance
verb
To make a rough plan or idea of something
To draw images roughly with a pencil

spew

US / spju: /

•

UK / spju /

C1

verb
To come out or push out with force

send

US / send /

•

UK / sɛnd /

A1

verb
To cause to behave or respond in a particular way
To cause mail or packages to go to another place
To move something quickly in a particular way
To give information or greetings to someone

technology

US / tek'nɒlədʒɪ /

•

UK / tɛkˈnɑlədʒi /

A2

noun
Use or knowledge of science in industry etc.

just

US / dʒʌst /

•

UK / dʒʌst /

A1

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)

rip

US / rɪp /

•

UK / rɪp /

B1

noun
A long tear in something, e.g. a piece of cloth
verb
To tear or split roughly or cause to tear or split
To become torn, opened, or split apart forcefully
To remove or take by pulling it forcefully

mass

US / mæs /

•

UK / mæs /

B1

noun
Religious ceremony in some Christian churches
Large amount or number of something
Main or largest part of something
Large number of people considered as a whole
Amount of matter that an object has
verb
To gather people or things into a large group

clark

US / klɑ:k /

•

UK / klɑ:k /

A1

other
Canadian politician who served as prime minister

danger

US / ˈdeɪndʒə(r) /

•

UK / ˈdendʒɚ /

A1

noun
The possibility of getting hurt, damaged, killed

system

US / 'sɪstəm /

•

UK / ˈsɪstəm /

A1

adjecitve
Working in an organized, logical way
noun
Set of organized, planned ideas that work together

earth

US / ɜ:θ /

•

UK / ɚθ /

A1

noun
Wire connecting an electrical device to the ground
The planet we live on
Soil in which we grow plants

fact

US / fækt /

•

UK / fækt /

A1

noun
Something that is known or proved to be true

astronomer

US / əˈstrɒnəmə(r) /

•

UK / əˈstrɑ:nəmə(r) /

B2

noun
Scientist studying stars and other bodies in space

set

US / set /

•

UK / sɛt /

A1

adjecitve
Prepared for something; ready
noun
Complete group of something
Place where a television show or movie is filmed
Group of games in a tennis match
Device that receives radio or television signals
verb
To make a clock state or ring at a particular time
To decide upon or choose something
To make something ready for use (e.g. table)
To decide on a price for something
To become hard (of glue, concrete etc.)
To be located in a specific place or time
To put (e.g. a vase) down carefully in a place
To put someone in a certain condition or state
(Of the sun) to go lower than the horizon

Sun Fire Blast | National Geographic