blastoff

1 of 2

noun

blast·​off ˈblast-ˌȯf How to pronounce blastoff (audio)
: a blasting off (as of a rocket)

blast off

2 of 2

verb

blasted off; blasting off; blasts off

intransitive verb

: take off sense 1b
used especially of rocket-propelled missiles and vehicles

Examples of blastoff in a Sentence

Noun the mission was scrubbed just minutes before blastoff
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
The Super Heavy-Starship on its Gulf Coast launch pad Thursday being fueled for blastoff. William Harwood, CBS News, 17 Jan. 2025 Crew 10 commander Anne McClain, pilot Nichole Ayers, Japanese astronaut Takuya Onishi and Russian cosmonaut Kirill Peskov were strapped in and ready for blastoff from historic pad 39 at the Kennedy Space Center at 7:48 p.m. EDT. William Harwood, CBS News, 12 Mar. 2025
Verb
The rocket blasted off from Kennedy Space Center at 13:13 Houston time on April 11, 1970. Kelly Meyerhofer, jsonline.com, 8 Aug. 2025 Soto admired the 393-foot blast off of Marcus Stroman, then savored a slow trot around the bases in a theatrical moment fit for Broadway. Peter Sblendorio, New York Daily News, 4 July 2025 See All Example Sentences for blastoff

Word History

First Known Use

Noun

1934, in the meaning defined above

Verb

1934, in the meaning defined above

Time Traveler
The first known use of blastoff was in 1934

Browse Nearby Words

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Cite this Entry

“Blastoff.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blastoff. Accessed 19 Aug. 2025.

Kids Definition

blast off

verb
ˈblas-ˈtȯf
: take off sense 4b
used especially of rocket-driven missiles and vehicles
blast-off
-ˌtȯf
noun
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