Definition of liftoff in English:

liftoff

Syllabification: lift·off
Pronunciation: /ˈliftˌôf
 
/

noun

Takeoff, especially the vertical takeoff of a rocket or helicopter.
More example sentences
  • The launch timing is dictated by both the position of the space station and NASA's desire to hold a daylight lift-off so it can photograph the spacecraft during its climb to orbit and watch out for possible damage.
  • If all goes well with the test, the countdown will continue to a lift-off at 16: 39 CEST on Tuesday.
  • The next two lift-offs occurred around the 17th.

Definition of liftoff in:

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Word of the day bimble
Pronunciation: ˈbɪmb(ə)l
verb
walk or travel at a leisurely pace