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Buoyancy vs Weightlessness - What's the difference?

buoyancy | weightlessness | Synonyms |

Buoyancy is a synonym of weightlessness.


As nouns the difference between buoyancy and weightlessness

is that buoyancy is (label) the upward force on a body immersed or partly immersed in a fluid while weightlessness is (uncountable) the state of being free from the effects of gravity.

buoyancy

English

Noun

  • (label) The upward force on a body immersed or partly immersed in a fluid.
  • The ability of an object to stay afloat in a fluid.
  • (label) Resilience or cheerfulness.

    • Related terms

    * buoyant * buoy * buoy up

    See also

    * Archimedes' principle

    weightlessness

    English

    (wikipedia weightlessness)

    Noun

  • (uncountable) The state of being free from the effects of gravity.
  • (countable) An experience or instance of being weightless.

    • Usage notes

    *Ambiguous:1. being free from any gravity 2. being stress free * Plural is rare.

    Synonyms

    * zero-g