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English definition of “take off”

take off

phrasal verb with take     /teɪk/ verb [T] (past tense took, past participle taken)
AIRCRAFT A2 If an aircraft takes off, it begins to fly.DepartingTravelling by aircraftAviationMovement through the air
SUCCESSFUL B2 to suddenly become successful: Her career had just taken off.Travelling by aircraftAviationMovement through the air
LEAVE to suddenly leave without telling anyone where you are going: He took off in the middle of the night.Departing
(Definition of take off from the Cambridge Learner's Dictionary © Cambridge University Press)

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