Englishfor English speakers
invention
Noun
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something that has been invented
Nowadays, we can buy new inventions as soon as they are made.
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the action of inventing something
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the ability to invent
It took quite a bit of invention to come up with the toothbrush.
secrecy
Noun
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Secrecy is the state or quality of something being secret.
act
Verb
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&; If you act in some way, you do something that makes people think you are that way.
When he must do something, he acts quickly.
Don't do anything strange. Just act normal.
She acted the fool when she saw him.
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If you act, you perform in a film or a play.
Daniel Radcliffe acts in the Harry Potter films.
act
Noun
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Something done, a deed.
Going into the house on fire to help a child was a brave act.
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An act is a law made by the government.
The UK's Freedom of Information Act was passed in 2004. It lets people ask questions of the government.
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An act is when you do something to make people believe something other than the truth.
Susan seems nice, but it's all an act.
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An act is a part of a play, opera, ballet, musical, film, or other theatrical piece. An act is sometimes divided into scenes.
The curtain comes down at the end of each act.