[ ih-ruhpt ]
/ ɪˈrʌpt /
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See synonyms for: erupt / erupted on Thesaurus.com

verb (used without object)

verb (used with object)

to release violently; burst forth with: She erupted angry words.
(of a volcano, geyser, etc.) to eject (matter).



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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

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Origin of erupt

First recorded in 1650–60; from Latin ēruptus “burst forth, broken out” (past participle of ērumpere ), equivalent to ē- “out of, from” + ruptus, past participle of rumpere “to break, rupture”; see origin at e-1, rupture


e·rupt·i·ble, adjectivepre·e·rupt, verb (used without object)re·e·rupt, verb (used without object)un·e·rupt·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for erupt

British Dictionary definitions for erupt

/ (ɪˈrʌpt) /


to eject (steam, water, and volcanic material such as lava and ash) violently or (of volcanic material, etc) to be so ejected
(intr) (of a skin blemish) to appear on the skin; break out
(intr) (of a tooth) to emerge through the gum and become visible during the normal process of tooth development
(intr) to burst forth suddenly and violently, as from restraintto erupt in anger

Derived forms of erupt

eruptible, adjectiveeruption, noun

Word Origin for erupt

C17: from Latin ēruptus having burst forth, from ērumpere, from rumpere to burst
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for erupt

[ ĭ-rŭpt ]


To break through the gums in developing. Used of teeth.
To appear on the skin. Used of a rash or blemish.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.