1.Definition: ceasing to exist

"He regretted the disappearance of Greek from school curricula", "What was responsible for the disappearance of the rainforest?", "The disappearance of resistance at very low temperatures"

Category: General

2.Definition: gradually ceasing to be visible

Related Noun(s):fade

Category: General

3.Definition: the act of leaving secretly or without explanation

Category: General

4.Definition: the event of passing out of sight

Category: General