Englishfor English speakers
Athens
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noun
the capital and largest city of Greece; named after Athena (its patron goddess)
in the 5th century BC ancient Athens was the world's most powerful and civilized city
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noun
a town in southeast Ohio
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noun
a university town in northeast Georgia
treaty
Noun
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A treaty is a formal agreement between two or more states.
Both countries signed the peace treaty.
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
—
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.
—
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
—
If something is on, it is active, functioning or operating.
The television is on.
The lights are on, so it is very bright.
land
Noun
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Land is the part of the Earth that is not water
The Earth is 70% water, and 30% land.
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A land is a country or region
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Land is an area of ground that can be used for farming, making buildings, etc.
All this land belongs to me.
land
Verb
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When you land, you fall onto the ground.
He jumped off the wall and landed on his feet.
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When an airplane lands, it comes down from the air onto the ground.
The plane landed in Chicago.
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When you land an airplane, you use the controls to bring it down on the ground.
The pilot landed the big plane.
based
—
adjective
having a base
firmly based ice
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adjective
having a base of operations (often used as a combining form)
a locally based business
an Atlanta-based company
carrier-based planes
source
Verb
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If you source something, then you obtain or receive it.
source
Noun
—
The source of some material, an idea, a product, etc. is the place it came from originally.
XYZ company can't supply these parts anymore, so we need to find a new source.
Church sources said four people were injured and 100 to 200 were taken away by the police.
The paper comes primarily from British sources.
is the main source of global warming.
of
Preposition
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Made using.
It is a house of cards.
pollution
Noun
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Pollution is when bad or harmful things are put into the environment.
Nobody visits the river any more because of all the pollution.
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Pollution is the state of being polluted.