Irrupt Definition

ĭ-rŭpt

irrupts

verb

irrupts

To burst suddenly or violently (into)

Webster's New World

To increase abruptly in size of population.

Webster's New World

To increase rapidly in number, especially beyond the normal range.

Snowy owls that irrupted southward.

American Heritage Medicine

(intransitive) To enter forcibly or uninvited.

Wiktionary

Common misspelling of erupt.

Wiktionary

Synonyms:

Origin of Irrupt

Latin irrumpere irrupt- in- in in–² rumpere to break reup- in Indo-European roots

From American Heritage Dictionary of the English Language, 5th Edition
From Latin irrumpere.

From Wiktionary

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