[too-mid, tyoo-]
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  1. swollen, or affected with swelling, as a part of the body.
  2. pompous or inflated, as language; turgid; bombastic.
  3. seeming to swell; bulging.

Origin of tumid

1535–45; < Latin tumidus swollen, equivalent to tum(ēre) to swell + -idus -id4
Related formstu·mid·i·ty, tu·mid·ness, nountu·mid·ly, adverbun·tu·mid, adjectiveun·tu·mid·ly, adverbun·tu·mid·ness, nounun·tu·mid·i·ty, noun

Synonyms for tumid

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Antonyms for tumid

1. deflated.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for tumid


  1. (of an organ or part) enlarged or swollen
  2. bulging or protuberant
  3. pompous or fulsome in styletumid prose
Derived Formstumidity or tumidness, nountumidly, adverb

Word Origin for tumid

C16: from Latin tumidus, 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

Word Origin and History for tumid

"morbidly swollen," 1540s, from Latin tumidus, from tumere "to swell" (see thigh). Figurative sense (in reference to prose, etc.) is attested from 1640s.

Online Etymology Dictionary, © 2010 Douglas Harper

tumid in Medicine


  1. Swollen; distended. Used of a body part or organ.
  2. Of a bulging shape; protuberant.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.