[too-mes-uh nt, tyoo-]


swelling; slightly tumid.
exhibiting or affected with many ideas or emotions; teeming.
pompous and pretentious, especially in the use of language; bombastic.

Nearby words

  1. tumefaction,
  2. tumefy,
  3. tumen,
  4. tumesce,
  5. tumescence,
  6. tumid,
  7. tumidly,
  8. tummler,
  9. tummy,
  10. tummy tuck

Origin of tumescent

1880–85; < Latin tumēscent- (stem of tumēscēns, present participle of tumēscere to begin to swell), equivalent to tum(ēre) to swell + -ēscent- -escent

Related formstu·mes·cence, noun

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

Examples from the Web for tumescence

British Dictionary definitions for tumescence



swollen or becoming swollen
Derived Formstumescence, noun

Word Origin for tumescent

C19: from Latin tumescere to begin to swell, from tumēre

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

Word Origin and History for tumescence
Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for tumescence




A swelling or an enlargement.
A swollen condition.
A swollen part or organ.




Somewhat tumid.
Becoming swollen; swelling.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.