microgravity

noun

mi·​cro·​grav·​i·​ty ˌmī-krə-ˈgra-və-tē How to pronounce microgravity (audio)
: a condition in space in which only minuscule forces are experienced : virtual absence of gravity
broadly : a condition of weightlessness

Examples of microgravity in a Sentence

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.
That microgravity explains why vision tends to degrade over time, and being in space could result in cognitive declines long-term. Katie Hunt, CNN, 22 Nov. 2024 Liquids are known to behave peculiarly in microgravity, forming wobbly blobs rather than streams or droplets. Nicola Twilley, WIRED, 11 Feb. 2020 Over the last decade, the M7 has been demonstrated in an underwater laboratory and in microgravity. IEEE Spectrum, 17 Dec. 2015 The Space Shuttle was designed primarily for missions in low Earth orbit (LEO), such as deploying satellites, conducting microgravity experiments, and ultimately building and serving the International Space Station (ISS). Jake Parks, Discover Magazine, 4 Sep. 2024 See all Example Sentences for microgravity 

Word History

First Known Use

1974, in the meaning defined above

Time Traveler
The first known use of microgravity was in 1974

Dictionary Entries Near microgravity

Cite this Entry

“Microgravity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microgravity. Accessed 21 Dec. 2024.

Kids Definition

microgravity

noun
mi·​cro·​grav·​i·​ty ˌmī-krə-ˈgrav-ət-ē How to pronounce microgravity (audio)
: the condition of being weightless or of the near absence of gravity

More from Merriam-Webster on microgravity

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!