Meaning of “disappear” - Learner’s Dictionary

disappear

verb [ I ] us uk /ˌdɪsəˈpɪər/
Extra Examples
Eventually he disappeared from sight.She leapt over the wall and disappeared down the alley.When she looked again, the boy had disappeared.The car disappeared around the corner.The sun disappeared behind a cloud.
NOT SEE

B1 to become impossible to see:

She watched him disappear into the crowd.
GO

B1 to suddenly go somewhere and become impossible to find:

Her husband disappeared in 1991.
STOP EXISTING

B2 to stop existing:

These flowers are disappearing from our countryside.
disappearance noun [ C, U ] us uk /ˌdɪsəˈpɪərəns/

B2

Police are investigating the girl's disappearance.

See also

(Definition of “disappear” from the Cambridge Learner’s Dictionary © Cambridge University Press)