Englishfor English speakers
mass
Noun
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A measure of how much material is in something.
The Earth has much more mass than the moon.
The spacesuit weighed 75 pounds on Earth but here in outer space it weighed nothing, although its mass was exactly the same.
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Much material.
A mass of dirty branches stopped the river.
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A Christian ceremony in memory of .
He goes to mass every Sunday.
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A crowd of people.
A mass of protesters gathered at city hall.
driver
Noun
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A driver is a person who drives.
That man is a driver of cars.
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A driver is a kind of golf club.
The golfer used his driver to hit the ball.
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A driver is a computer program for an application and hardware, made for the device it controls.
The driver is used for the printer.