- the action of an aircraft in becoming airborne or of a rocket in rising from its launching site under its own power.
- the instant when such action occurs.
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Origin of liftoff
Words nearby liftoff
Example sentences from the Web for liftoff
She watched the liftoff from a boat floating down the Banana River near the launch site in Florida.Moon Men: The Private Lives of Neil Armstrong and Pals in “Togethersville”|Lily Koppel|September 1, 2012|DAILY BEAST
They tell Sandra McElwaine about their orbital road trip ahead of Scott's liftoff this week.
British Dictionary definitions for liftoff
verb lift off
Idioms and Phrases with liftoff
Begin flight, as in The spacecraft was due to lift off at ten o'clock. The off in this idiom means “off the ground.” [Late 1800s]