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Noun lift off has 1 sense
  1. liftoff - the initial ascent of a rocket from its launching pad
    --1 is a kind of rise, rising, ascent, ascension
    Derived form: verb lift off1
,Verb lift off has 1 sense
  1. take off, lift off - depart from the ground; "The plane took off two hours late"
    --1 is one way to depart, part, start, start out, set forth, set off, set out, take off
    Derived form: noun liftoff1
    Sample sentence:
    The airplane is sure to lift off
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