: a vertical takeoff by an aircraft or a rocket vehicle or missile
Examples of liftoff in a Sentence
a series of successful liftoffs
Thousand of spectators gathered to watch the liftoff of the space shuttle.
Recent Examples on the Web
The May 6 attempt was scrubbed two hours before liftoff because of valve on ULA’s upper Centaur stage that teams continue to investigate.
—
Richard Tribou, The Orlando Sentinel, 18 June 2025
As private spaceflight becomes commercially viable and space becomes a platform for storytelling, marketing is preparing for liftoff.
—Cathy Hackl, Forbes.com, 17 June 2025
Now, mission operators and crew are working toward an early morning June 19 liftoff.
—Josh Dinner, Space.com, 16 June 2025
Clear catastrophic lack of lift just seconds after liftoff.
—Hannah Parry
barney Henderson, MSNBC Newsweek, 12 June 2025
See All Example Sentences for liftoff
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Richard Tribou, The Orlando Sentinel, 18 June 2025
As private spaceflight becomes commercially viable and space becomes a platform for storytelling, marketing is preparing for liftoff.
—Cathy Hackl, Forbes.com, 17 June 2025
Now, mission operators and crew are working toward an early morning June 19 liftoff.
—Josh Dinner, Space.com, 16 June 2025
Clear catastrophic lack of lift just seconds after liftoff.
—Hannah Parry
barney Henderson, MSNBC Newsweek, 12 June 2025
See All Example Sentences for liftoff
Cite this Entry
“Liftoff.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/liftoff. Accessed 24 Jun. 2025.
Copy CitationKids Definition
liftoff
noun
lift·off
ˈlif-ˌtȯf 
: a vertical takeoff (as by a rocket)
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