Englishfor English speakers
telescope
Noun
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A telescope is a machine that is made up of a tube and lenses that is used to make things that are far away look larger. Often used by astronomers
Freddy used the telescope to see the mountain fifty miles away.
boom
Noun
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A boom is the sound that is made from an explosion.
The boom of that volcano hurt my ears.
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A boom can also be any movable pole; in sailing, it is a pole that comes from the bottom of a sail.
boom
Verb
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To boom is to make a loud sound.