'Evanescence' definitions:
Definition of 'evanescence'
From: WordNet
noun
The event of fading and gradually vanishing from sight; "the evanescence of the morning mist"
Definition of 'Evanescence'
From: GCIDE
- Evanescence \Ev`a*nes"cence\, n. The act or state of vanishing away; disappearance; as, the evanescence of vapor, of a dream, of earthly plans or hopes. --Rambler. [1913 Webster]