disappear

disappear from something

to vanish from something or some place, especially from sight, view, or the face of the earth; to have been taken away from something. Jack disappeared all of a sudden last week, as if from the face of the earth. The car pulled away and disappeared from sight down the road.

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disappear/vanish off the face of the earth  (British, American & Australian) also fall off the face of the earth (American)

to disappear completely We lost contact with Ed after he left college - he just disappeared off the face of the earth.

See also: earth, face

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disappear into thin air also vanish into thin air

to suddenly become impossible to see or find Police say the suspect seems to have disappeared into thin air. When Jim opened his eyes, the bear had vanished into thin air.

See also: air, thin