Englishfor English speakers
abrupt
Adjective
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An abrupt action is one that is sudden, or not expected.
There was an abrupt change in the weather, and it started raining before we could get home.
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An abrupt landscape is one with sudden steep changes.
We came to a halt because we could not pass the abrupt cliffs.
interval
Noun
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A distance in space or in time.
There is a ten-minute interval between classes.
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In music, an interval is the difference in pitch between two notes.
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In mathematics, an interval is a connected section of the real line.
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(mostly British) An intermission.
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In the game of cricket, either of the two breaks, at lunch and tea, between the three sessions of a day's play.