irrupt

ir·rupt

 (ĭ-rŭpt′)

intr.v. ir·rupt·ed, ir·rupt·ing, ir·rupts

1. To break or burst in: The boys irrupted into the kitchen.

2. Ecology To increase rapidly in number, especially beyond the normal range: snowy owls that irrupted southward.

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[Latin irrumpere, irrupt- : in-, in; see in-² + rumpere, to break; see reup- in Indo-European roots.]

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ir·rup′tion n.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

irrupt

(ɪˈrʌpt)

vb (intr)

1. to enter forcibly or suddenly

2. (Biology) (of a plant or animal population) to enter a region suddenly and in very large numbers

3. (of a population) to increase suddenly and greatly

[C19: from Latin irrumpere to rush into, invade, from rumpere to break, burst]

irˈruption n

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ir•rupt

(ɪˈrʌpt)

v.i.

1. to break or burst in suddenly.

2. to manifest violent activity or emotion, as a group of persons.

3. (of animals) to increase suddenly in numbers through a lessening of the number of deaths.

[1850–55; < Latin irrumpere to burst (into), force an entrance =ir- ir-¹ + rumpere to burst]

ir•rup′tion, n.

ir•rup′tive, adj.

ir•rup′tive•ly, adv.

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

irrupt

Past participle: irrupted
Gerund: irrupting

Imperative

irrupt

irrupt

Collins English Verb Tables © HarperCollins Publishers 2011

Thesaurus

Verb	1.	irrupt - enter uninvited; "They intruded on our dinner party"; "She irrupted into our sitting room" intrude break in - intrude on uninvited; "The nosy couple broke in on our conversation" come in, enter, get in, go in, go into, move into, get into - to come or go into; "the boat entered an area of shallow marshes" bother - intrude or enter uninvited; "Don't bother the professor while she is grading term papers" barge in, gate-crash, crash - enter uninvited; informal; "let's crash the party!" move in on - make intrusive advances towards
	2.	irrupt - erupt or intensify suddenly; "Unrest erupted in the country"; "Tempers flared at the meeting"; "The crowd irrupted into a burst of patriotism" erupt, flare up, break open, burst out, flare deepen, intensify - become more intense; "The debate intensified"; "His dislike for raw fish only deepened in Japan"
	3.	irrupt - increase rapidly and in an uncontrolled manner; "The population of India is exploding"; "The island's rodent population irrupted" explode increase - become bigger or greater in amount; "The amount of work increased"

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

Translations

irrupt

vi → eindringen, hereinstürzen; (water also) → hereinbrechen

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007