evanesce
\ ev-uh-NES, EV-uh-nes \, verb;
1.to disappear gradually; vanish; fade away.
Quotes:
The girl watched Linda as though she might evanesce at any moment, trailing behind her, showing no affection, her bright eyes searching and expectant.
-- Tim Gautreaux, "The Missing ," 2009
Of course they evanesce / with the climb of the sun. But this is one / of the many things I hate about having you gone. / If you were here none / of it could happen.
-- Catherine Carter, "Song for the Absent, with Hatchets," The Memory of Gills , 2006
Origin:
Evanesce came to English in the early 1800s from the Latin ēvānēscere meaning "to vanish."
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