[ in-too-mes, -tyoo- ]
/ ˌɪn tʊˈmɛs, -tyʊ- /

verb (used without object), in·tu·mesced, in·tu·mesc·ing.

to swell up, as with heat; become tumid.
to bubble up.

Origin of intumesce

1790–1800; < Latin intumēscere to swell up, equivalent to in- in-2 + tumēscere, equivalent to tum(ēre) to swell + -ēscere -esce Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for intumesce


/ (ˌɪntjʊˈmɛs) /


(intr) to swell or become swollen; undergo intumescence

Word Origin for intumesce

C18: from Latin intumescere, from tumescere to begin to swell, from tumēre to swell
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

Medicine definitions for intumesce


[ ĭn′tōō-mĕs ]


To swell or expand; enlarge.
To bubble up, especially from the effect of heating.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.