/ Dictionary / Index E excrescency: Meaning and Definition of Find definitions for: ex•cres•cen•cy Pronunciation: (ik-skres'un-sē), [key] — n. something that is excrescent; excrescence. a state of being excrescent. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. excrescence excrescent Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language