disappearing

dis·ap·pear

D0250200 (dĭs′ə-pîr′)v. dis·ap·peared, dis·ap·pear·ing, dis·ap·pears v.intr.1. To pass out of sight; vanish: The moon disappeared behind the clouds.2. To cease to be seen; be missing or unfound: Her purse disappeared from her locker. The plane disappeared somewhere over the Pacific Ocean.3. To cease to exist: Dinosaurs disappeared at the end of the Cretaceous Period.v.tr. To cause (someone) to disappear, especially by kidnapping or murder.

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dis′ap·pear′ance n.Synonyms: disappear, evanesce, evaporate, fade, vanish
These verbs mean to pass out of sight or existence: a skyscraper disappearing in the fog; time seeming to evanesce; courage evaporating; memories fading away; hope slowly vanishing.

Thesaurus

Noun

1.

disappearing - the act of leaving secretly or without explanationdisappearancedeparture, going, going away, leaving - the act of departingvanishing - a sudden disappearance from sight