DEFINITIONS
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eruption

[ ih-ruhp-shuh n ]
/ ɪˈrʌp ʃən /
SEE SYNONYMS FOR eruption ON THESAURUS.COM

noun

an issuing forth suddenly and violently; outburst; outbreak.
Geology. the ejection of molten rock, steam, etc., as from a volcano or geyser.
something that is erupted or ejected, as molten rock, volcanic ash, or steam.
Pathology.
  1. the breaking out of a rash or the like.
  2. a rash or exanthem.

Content related to eruption

Fancy Words For Everyday ActivitiesHumming (is so boring) Yet, bombinating sounds much more interesting! This word may sound a bit like bumblebee, which is kind of neat as it means “to hum, or buzz.” First published in the late 1800s, bombinate and bombilate are twins with family-tree roots tangled in both Greek and Latin derivatives (confusing) that lead to the late Latin bombilāre, or “to hum.” Breathing (is so …
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Words related to eruption

explosion, burst, flare-up, breakout, outbreak, blast, outburst, gust, flow, access, discharge, sally

Words nearby eruption

eructation, erudite, erudition, erumpent, erupt, eruption, eruptive, eruptive xanthoma, eruv, erv, ervil

Origin of eruption

1375–1425; late Middle English < Latin ēruptiōn- (stem of ēruptiō). See erupt, -ion

OTHER WORDS FROM eruption

e·rup·tion·al, adjectivenon·e·rup·tion, nounpre·e·rup·tion, nounre·e·rup·tion, noun

WORDS THAT MAY BE CONFUSED WITH eruption

eruption irruption
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for eruption

Medicine definitions for eruption

eruption
[ ĭ-rŭp′shən ]

n.

An appearance of a rash or blemish on the skin.
Such a rash or blemish.
The emergence of a tooth through the gums.

Other words from eruption

e•rup′tive (-tĭv) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for eruption

eruption
[ ĭ-rŭp′shən ]

The release of gas, ash, molten materials, or hot water into the atmosphere or onto the Earth's surface from a volcano or other opening in the Earth's surface.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.