Englishfor English speakers
solid
Adjective
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If something is solid, it is hard and keeps its shape.
When he went out in the morning, the water had frozen solid.
After it has cooled, the solid gold is moved to a safer place.
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If something is solid mathx/math, its only material is mathx/math.
Copper mixed with silver made a much cheaper spoon than solid silver.
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If something is solid, it has not spaces inside or between.
The traffic was a solid line of cars as far as you could see.
The wall looked solid, but when he knocked it made a hollow sound.
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If something is solid, it is good and will not break or change easily.
Don't worry about the chair. It's solid as a rock.
The police had enough solid evidence to put him in jail.
solid
Noun
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A solid is a material which keeps its shape. It is not a liquid (like water) or a gas (like air).
line
Noun
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A mark that is long, straight and very thin.
She drew a line down the middle of the page to divide the page into two parts.
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A row.
Put the buttons in a straight line on the front of the shirt.
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A row of people who are waiting for something in order; a queue.
You got here last, so you have to stand at the back of the line.
line
Verb
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Someone lines things up when they put them in a straight line or row.
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Someone lines something up when they put it just in the right place or at the edge of something.
Line up the end of the piece of wood with the edge of the table.
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Someone lines up when they start waiting in a line (queue) with other people.
Everyone line up here, please, and I'll help you one at a time.
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Someone lines something when they mark it with one or more lines.
Please line the pitch before the match.
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Someone lines something when they add an inside layer of material (liner) to it.