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.
While experiencing a few minutes of microgravity, passengers have the opportunity to unstrap themselves from their seats to gaze out the capsule’s large windows and take in a stunning view of Earth. Eric Lagatta, USA Today, 21 June 2025 Each of Axiom's crewed missions grow the company's experience in orbit, and their understanding of how best to operate in microgravity. Josh Dinner, Space.com, 20 June 2025 Faster and more affordable access to space means that new technologies, medicines and materials can be developed and tested in microgravity and then brought back to Earth for use. Kurt Knutsson, FOXNews.com, 18 May 2025 In microgravity environments, chemicals behave differently than on Earth, which creates opportunities for pharmaceutical research, next-generation materials and bioengineering. Reema Khan, Forbes.com, 18 Apr. 2025 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

Browse Nearby Words

Cite this Entry

“Microgravity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microgravity. Accessed 30 Jun. 2025.

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!