ev·a·nesce (ěv'ə-něs') intr.v. ev·a·nesced, ev·a·nesc·ing, ev·a·nesc·es To dissipate or disappear like vapor. See Synonyms at disappear. [Latin ēvānēscere, to vanish : ē-, ex-, ex- + vānēscere, to disappear (from vānus, empty; see euə- in Indo-European roots).] ev'a·nes'cence n. |