microgravity

A state of very low acceleration between two free floating objects, as found in sustained freefall, in orbit, or in interstellar space.

Noun

  1. A state of very low acceleration between two free floating objects, as found in sustained freefall, in orbit, or in interstellar space.
    • In microgravity their arteries are thickening and stiffening and the muscle of the heart weakening and shrinking. - 2023, Samantha Harvey, Orbital, Jonathan Cape, page 25:

Origin

Etymology tree Proto-Indo-European *mey-der.? Ancient Greek μικρός (mikrós)der. English micro- Proto-Indo-European *gʷreh₂- Proto-Indo-European *-us Proto-Indo-European *gʷréh₂us Proto-Italic *gʷraus Latin gravis Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin gravitāslbor. French gravitébor. ▲ Latin gravitāslbor. English gravity English microgravity From micro- + gravity.

Forms

microgravities

Synonyms

µG weightlessness

Related

hypergravity hypogravity macrogravity zero gravity

Derived

microgravitation microgravitational