Examples:
The search was called off for the sailors who disappeared in the storm.
This is a way of life that is fast disappearing.
I can't find my keys anywhere - they've completely disappeared.
The sun disappeared behind a cloud.
We looked for her but she had disappeared into the crowd.
The film is about a girl who mysteriously disappeared while on a picnic at Hanging Rock.
I don't know how it's possible for a person to disappear without trace.
Mappings:
VerbNet: disappearance-48.2
FrameNet: Departing
PropBank: disappear.01
WordNet 3.0 Sense Numbers: 1, 2, 3