zero gravity

noun

: the state or condition of lacking apparent gravitational pull : weightlessness

Examples of zero gravity in a Sentence

experiments conducted in zero gravity
Recent Examples on the Web
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The Artemis 2 astronauts — commander Reid Wiseman, pilot Victor Glover (both of NASA), and mission specialists Christina Koch of NASA and Jeremy Hansen of Canada — will spend today rehearsing zero gravity life-saving techniques and gear in deep space. Tariq Malik, Space.com, 3 Apr. 2026 Astronauts navigate zero gravity realistically. Samantha Agate, Miami Herald, 3 Apr. 2026 Stay tuned for a fun moment when the zero gravity indicator — a plush toy chosen by the Artemis II crew — floats into view, showing that the astronauts are now in the space environment. Ashley Strickland, CNN Money, 30 Mar. 2026 McPherson and her colleagues examined how zero gravity (or zero-G) conditions affect the sperm of three different mammals, including humans. Andrew Paul, Popular Science, 26 Mar. 2026 See All Example Sentences for zero gravity

Word History

First Known Use

1915, in the meaning defined above

Time Traveler
The first known use of zero gravity was in 1915

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Cite this Entry

“Zero gravity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zero%20gravity. Accessed 9 Apr. 2026.

Kids Definition

zero gravity

noun
: the state or condition of lacking apparent gravitational pull : weightlessness

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