[ ik-skres-uh nt ]
/ ɪkˈskrɛs ənt /


growing abnormally out of something else; superfluous.
Phonetics. (of a speech sound) inserted or added as a result of articulatory interaction or impetus, as the t-sound in sense (sents) or against (from Middle English ageynes), without grammatical or historical justification; intrusive; parasitic.

Origin of excrescent

1600–10; < Latin excrēscent- (stem of excrēscēns), present participle of excrēscere to grow out. See ex-1, crescent


Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for excrescent

British Dictionary definitions for excrescent

/ (ɪkˈskrɛsənt) /


denoting, relating to, or resembling an abnormal outgrowth
uselessly added; not essential; superfluous
denoting or relating to a speech sound or letter inserted into a word without etymological justification, such as the b in nimble

Derived forms of excrescent

excrescently, adverb

Word Origin for excrescent

C17: from Latin excrēscēns, from excrēscere, from crēscere to grow
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 excrescent

[ ĭk-skrĕsənt ]


Growing out abnormally, excessively, or superfluously.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.