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.
The biggest proof of safety for any spaceflight system is working successfully in space. — Margaret Landis, The Conversation, 18 June 2026 The move means the commercial spaceflight company is now a public entity in which anyone can buy stock and invest. — Eric Lagatta, USA Today, 12 June 2026 This is the first spaceflight for Cardman and Platonov, the fourth trip for Fincke, and the second for Yui, to the orbiting laboratory. — Richard Tribou, The Orlando Sentinel, 29 June 2026 One incredible thing about human spaceflight in the modern world is that, even from an orbiting laboratory, astronauts can share their experiences with the world in real time. — Chelsea Gohd, Space.com, 26 June 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

Rhymes for spaceflight

See All Rhymes for spaceflight

Browse Nearby Words

space-filling model
spaceflight
space force
See all Nearby Words

Cite this Entry

“Spaceflight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spaceflight. Accessed 7 Jul. 2026.

Copy Citation

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

Nglish: Translation of spaceflight for Spanish Speakers

Britannica.com: Encyclopedia article about spaceflight

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See More

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
hangman letters and game
Hangman Lightning Round Figure out which word fits in the blanks.
See All