liftoffprocedure
nounUK /ˈlɪftɒf prəˈsiːdʒə/
US /ˈlɪftɔːf prəˈsiːdʒər/
The steps people follow to make a rocket or spacecraft go up into the sky.
The team checked every part of the liftoff procedure before the rocket launched.
RELATED WORDS
OTHER MEANINGS
2. The official set of actions followed when an aircraft leaves the ground.
Pilots review the liftoff procedure before every flight.
3. A planned series of steps for starting something new and exciting.
The company's liftoff procedure for the new project included a big kickoff meeting.
4. The checklist used to make sure a launch is safe to begin.
Engineers signed off on the liftoff procedure an hour before the countdown.