intumescence

[ in-too-mes-uhns, -tyoo- ]
/ ˌɪn tʊˈmɛs əns, -tyʊ- /
See synonyms for: intumescence / intumescent on Thesaurus.com

noun

a swelling up, as with congestion.
the state of being swollen.
a swollen mass.

QUIZZES

THIS PSAT VOCABULARY QUIZ IS PERFECT PRACTICE FOR THE REAL TEST

In our third teacher-created PSAT practice test there are new and unique vocabulary terms you may have never heard of! Can you guess what they mean?
Question 1 of 10
seclusion

Origin of intumescence

From French, dating back to 1650–60; see origin at intumesce, -ence

OTHER WORDS FROM intumescence

in·tu·mes·cent, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for intumescence

intumescence

intumescency

/ (ˌɪntjʊˈmɛsəns) /

noun

pathol a swelling up, as with blood or other fluid
pathol a swollen organ or part
chem the swelling of certain substances on heating, often accompanied by the escape of water vapour

Derived forms of intumescence

intumescent, adjective
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 intumescence

intumescence
[ ĭn′tōō-mĕsəns ]

n.

The act or process of swelling or the condition of being swollen.
A swollen organ or body part.

Other words from intumescence

in′tu•mescent adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.