Definition of liftoff
: a vertical takeoff by an aircraft or a rocket vehicle or missile
Test Your Vocabulary
Eponyms: Words Named After People
-
- What is the best definition of boycott?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share liftoff
Time Traveler for liftoff
The first known use of liftoff was circa 1956
See more words from the same year