Englishfor English speakers
AD
Abbreviation
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AD is short for the Latin words anno Domini, which means in the year of our Lord. You use AD to refer to a date after the year in which Jesus Christ is believed to have been born.
The Romans started building the Colosseum in 70 AD.
ad
Noun
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A short way of saying advertisement.
I saw an ad in the newspaper for a job at the factory.
committee
Noun
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A group of people that come together to do something or decide something.
He is on the administrative committee. They decide how to administer the school.
on
Preposition
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positioned at the upper surface of, touching from above
The apple is on the table.
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at the date of
Tim was born on the 4th of July.
—
along, forwards (continuing an action)
drive on, rock on
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about, dealing with the subject of
I have a book on history.
There was a World Summit on the Information Society a few weeks ago.
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touching; hanging from
I have no money on me at the moment.
I would like to eat the fruit on the trees.
—
because of, due to
He was arrested on suspicion of bribery.
I contacted Joanne on a hunch that she would know about it.
The stock price increased on news of a new product.
on
Adjective
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If something is on, it is active, functioning or operating.
The television is on.
The lights are on, so it is very bright.
the
Determiner
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Used, instead of a, to reference something specific, already known to exist.
Compare "I read a book." and "I read the book."
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Used with a stress, to show that the word following is special.
Are you the John Smith that I went to school with?
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Used with an adjective that acts like a noun to mean all of the people concerned
The poor are always with us.
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Used with superlatives forms of adjectives and adverbs.
You are the best.
prevention
Noun
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The act of preventing something or hindering it; when someone or something is stopped from getting close, getting inside, or doing something.
We built a wall to help the prevention of an attack on the city.
of
Preposition
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Made using.
It is a house of cards.
an
Determinative
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An (or a) is used when the following word could be any of a certain type.
I just ate an apple.
It is indeed an honor to have met you today.
arms
—
noun
(= weaponry)
weapons considered collectively
—
noun
(= coat of arms)
the official symbols of a family, state, etc
race
Noun
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A race is when people compete to see who is the fastest at either driving or running.
There was a race to see who could finish first.
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A race is a group of people that come from the same place and have similar traditions.
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A race is a group of people with the same physical characteristics, such as skin color, hair color and type, etc.
race
Verb
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When a person races, he competes with other people to see who can go the fastest.
Tom was hungry, so he raced George down to the ice cream truck.
in
Preposition
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Used to show that something is inside something else.
The cat is in the box.
—
Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
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Used to show movement towards the inside.
The rain came in through the window.
outer
Adjective
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An outer thing is on the outside or toward the outside.
The outer layer of the coat is water proof, the inner layer keeps you warm.
space
Noun
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Space is area or room with nothing in it or that can be used.
Make a space between the tables so people can walk there.
We moved to the country to enjoy the open spaces.
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Space is the black place in the sky where stars are.
The sun and the moon are in outer space.
space
Verb
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If you space two or more things, you put them apart, not together.
When you attach the wood, make sure the screws are evenly spaced, about 30 cm apart.
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If you space (out), you stop paying attention or thinking.