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

blast off

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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
Following the scheduled blastoff Monday, NASA aims to take Orion around the moon and back on a roughly six-week trek. WSJ, 29 Aug. 2022 Following blastoff, the first stage of the super heavy rocket is expected to splash down about 20 miles off the coast of Boca Chica while the Starship vehicle orbits around the globe before splashing down off the coast of Hawaii. Meredith Deliso, ABC News, 15 Apr. 2023 The 38-year-old Kikina, the only active-duty female in Russia's cosmonaut corps, will join Crew 5 commander Nicole Mann, Josh Cassada and Japanese veteran Koichi Wakata for blastoff from historic pad 39A at the Kennedy Space Center at 12 p.m. ET Wednesday. William Harwood, CBS News, 4 Oct. 2022 Iran aired footage of the blastoff against the backdrop of negotiations in Vienna to restore Tehran’s tattered nuclear deal with world powers. NBC News, 31 Dec. 2021 Ready for blastoff! Arricca Elin Sansone, Country Living, 9 June 2020 The combined SLS-Orion spacecraft is due for blastoff from the Kennedy Space Center in Cape Canaveral, sending the uncrewed capsule around the moon and back to Earth on a six-week test flight called Artemis I. Reuters, NBC News, 24 Aug. 2022 But the rocket made another delivery too: a trail of sooty particles that lingered over the Pacific hours after blastoff. Ben Guarino, Popular Science, 2 Jan. 2023 The return comes with a massive double sonic book that can be heard and felt, and offers an extra sensory treat beyond the sights and sounds of the blastoff for those who head to the Space Coast to watch the spectacle. Richard Tribou, Orlando Sentinel, 5 Jan. 2023
And so the third season of the series blasts off – literally. Jazz Tangcay, Variety, 14 Sep. 2023 Next March, another Soyuz will blast off carrying veteran commander Oleg Novitskiy, NASA's Tracy Dyson and Belarus researcher Marina Vasilevskaya. Novitskiy, Vasilevskaya and O'Hara will return to Earth about 10 days later. William Harwood, CBS News, 12 Sep. 2023 Bloom 3-0 (1) Junior forward Omar Ortiz blasts off with five goals and assist for Blazing Trojans. 2. Patrick Z. McGavin, Chicago Tribune, 29 Aug. 2023 Quavo and Offset danced together onstage before pointing up toward a towering projection of a space shuttle blasting off. Jonah Valdez, Los Angeles Times, 26 June 2023 May 27, 2023 The fourth-inning rally also featured a Josh Jung triple, a Josh Smith RBI single, a Robbie Grossman homer, a Sandy Leon single and a walk-error combo before Seager blasted off to really pile it on for the Rangers. R.j. Coyle, Dallas News, 27 May 2023 Jutting almost 400 feet into the sky, the biggest and mightiest rocket ever built is expected to blast off early Monday. Nicole Fallert, USA TODAY, 17 Apr. 2023 Juan Soto's prodigious blasts off rookie Reese Olson created an early deficit for the Tigers all night, and though the offense woke up in the latter innings, the late clutch hit eluded them. Jenna Malinowski, Detroit Free Press, 22 July 2023 Jutting almost 400 feet (120 meters) into the South Texas sky, Starship could blast off as early as Monday, with no one aboard. Marcia Dunn, Anchorage Daily News, 16 Apr. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'blastoff.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use


1934, in the meaning defined above


1934, in the meaning defined above

Time Traveler
The first known use of blastoff was in 1934

Dictionary Entries Near blastoff

Cite this Entry

“Blastoff.” Dictionary, Merriam-Webster, Accessed 25 Sep. 2023.

Kids Definition

blast off

: take off sense 4b
used especially of rocket-driven missiles and vehicles
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