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irruptive

[ ih-ruhp-tiv ]

adjective

  1. of, relating to, or characterized by irruption.
  2. irrupting or tending to irrupt.
  3. Petrology. intrusive.


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Other Words From

  • ir·ruptive·ly adverb
  • unir·ruptive adjective

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Word History and Origins

Origin of irruptive1

First recorded in 1585–95; irrupt + -ive

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