: a vehicle or device designed for travel or operation outside the earth's atmosphere

Examples of spacecraft in a Sentence

Recent Examples on the Web
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The Dalian team in China has proposed a spacecraft protection system modeled after eggshells. Mrigakshi Dixit, Interesting Engineering, 9 Sep. 2026 The upper stage of both rockets is the more atypical approach to spacecraft design, compared to other vehicles of the same launch class. Josh Dinner, Space.com, 8 Sep. 2026 Spacecraft are typically protected from debris impacts by some form of a Whipple shield, which has a thin outer bumper with a space between the bumper and the wall of the spacecraft. Jennifer Ouellette, ArsTechnica, 8 Sep. 2026 In the 48-second teaser, montages of spacecrafts and astronautical devices fill the screen while voices giving varied commentary about Musk play in the background. Isabelle Farina, Variety, 7 Sep. 2026 See All Example Sentences for spacecraft

Word History

First Known Use

1929, in the meaning defined above

Time Traveler
The first known use of spacecraft was in 1929

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Cite this Entry

“Spacecraft.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spacecraft. Accessed 13 Sep. 2026.

Kids Definition

plural spacecraft
: a vehicle for travel beyond the earth's atmosphere

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