spaceflight

noun

space·​flight ˈspās-ˌflīt How to pronounce spaceflight (audio)
: flight beyond the earth's atmosphere

Examples of spaceflight in a Sentence

a history of human spaceflight
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.
Perhaps the most ugly truth of human spaceflight is that the ISS is old and its days are numbered. Meghan Bartels, Scientific American, 6 Mar. 2026 Of note, this will also be the first human spaceflight from SLC-40 as KSC’s pad will be in preparation for the Europa Clipper launch in October. Richard Tribou, The Orlando Sentinel, 4 Mar. 2026 Given that a typical satellite payload is around 800 kg (1760 pounds), those prices were close to a billion dollars (in today’s dollars) per launch in the early days of spaceflight. Big Think, 24 Feb. 2026 China's first emergency operation in its human spaceflight program came to an end when the astronaut-empty Shenzhou-20 return capsule parachuted into the Dongfeng landing site in north China's Inner Mongolia Autonomous Region on Jan. 19 of this year. Leonard David, Space.com, 24 Feb. 2026 See All Example Sentences for spaceflight

Word History

First Known Use

1931, in the meaning defined above

Time Traveler
The first known use of spaceflight was in 1931

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Cite this Entry

“Spaceflight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spaceflight. Accessed 12 Mar. 2026.

Kids Definition

spaceflight

noun
space·​flight ˈspās-ˌflīt How to pronounce spaceflight (audio)
: flight beyond the earth's atmosphere

More from Merriam-Webster on spaceflight

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