Breadcrumb Home > Dictionary > Index E evanesce: Meaning and Definition of Find definitions for: ev•a•nesce Pronunciation: (ev"u-nes', ev'u-nes"), [key] — -nesced, -nesc•ing. to disappear gradually; vanish; fade away. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: evanesce (Thesaurus) Evan evanescent ✖ Related Content Daily Word Quiz: dishabille Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language