Englishfor English speakers
cast
Verb
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If mathx/math casts light or shadow on mathy/math, mathx/math causes mathy/math to be lit or in shadow.
The street light outside my window cast shadows on the wall.
The campfire cast a warm light on her face.
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If you cast light on an idea or problem, you make it clearer by giving more information about it.
Our research casts new light on the connection between temperature and plant growth.
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If you cast doubt on something, you make make people less likely to believe it.
The video casts doubt on the story told by police.
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If you cast a look, glance, you look quickly.
She cast about for her pen.
He cast a quick look at the TV.
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If you cast a vote, you vote in an election.
I've decided to cast my vote for the Democratic Party.
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If you cast metal, plastic, etc., you make an object by applying wet or melted material to another material and waiting for it to harden.
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If you cast somebody in a part in a play, movie, etc., you choose them to play that part.
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If you cast something somewhere, you throw it there.
cast
Noun
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The cast of a play, movie, or show are all the people who act in it.
The director has brought back many of the cast and crew of the earlier movie.
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The cast of characters is the complete list of characters.
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A cast is a hard protective covering on part of your body that has been seriously hurt or broken.
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A cast is a shape made by applying wet or melted material to another material and waiting for it to harden.
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A cast is a throw, especially in fishing when you throw your line out.
a
Determinative
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A is used when the following word could be any of a certain type.
Compare "A book I saw on the shelf" and "The book I gave you yesterday".
a
Noun
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A is the first letter of the alphabet.
The letter "a" comes before "b".
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In some schools, an A is a very high grade.
Ron got an A on his earth science test.
shadow
Noun
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A shadow is the dark area that is made when something blocks light, and that is shaped like the thing blocking the light.
I saw your shadow against the wall.
The shadows got long as the sun set.
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The darkness that is in a shadow.
The room filled with shadow as the night came.
shadow
Verb
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If you shadow someone you follow them closely without their knowing it.
The detective shadowed the thief.
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If something is being shadowed it is being covered in shadow or made dark.
The curtains shadowed the room.
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.
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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.
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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.