microgravity
noun
mi·cro·grav·i·ty
ˌmī-krə-ˈgra-və-tē 
: 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
The astronauts also spent half an hour exercising, a key task to ensure their health in microgravity.
—
Meghan Bartels, Scientific American, 4 Apr. 2026
But Wiseman said his body was still getting used to sleeping in microgravity.
—Andrea Leinfelder, Houston Chronicle, 3 Apr. 2026
The aging 25-year-old orbital outpost has seven astronauts on board, including three Americans, all of whom are taking part in scientific experiments designed for microgravity and helping to maintain the station.
—Eric Lagatta, USA Today, 2 Apr. 2026
Officially called the Universal Waste Management System( UWMS), this compact 5-cubic-foot space toilet is especially designed for microgravity.
—Laura Baisas, Popular Science, 2 Apr. 2026
See All Example Sentences for microgravity
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Meghan Bartels, Scientific American, 4 Apr. 2026
But Wiseman said his body was still getting used to sleeping in microgravity.
—Andrea Leinfelder, Houston Chronicle, 3 Apr. 2026
The aging 25-year-old orbital outpost has seven astronauts on board, including three Americans, all of whom are taking part in scientific experiments designed for microgravity and helping to maintain the station.
—Eric Lagatta, USA Today, 2 Apr. 2026
Officially called the Universal Waste Management System( UWMS), this compact 5-cubic-foot space toilet is especially designed for microgravity.
—Laura Baisas, Popular Science, 2 Apr. 2026
See All Example Sentences for microgravity
Cite this Entry
“Microgravity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microgravity. Accessed 6 Apr. 2026.
Copy CitationKids Definition
microgravity
noun
mi·cro·grav·i·ty
ˌmī-krə-ˈgrav-ət-ē
: the condition of being weightless or of the near absence of gravity
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