buoyancy
/ˈbɔɪ.ən.si/ noun
Forms buoyancies
- noun (physics) The upward force on a body immersed or partly immersed in a fluid.
- noun The ability of an object to stay afloat in a fluid.
- noun (figuratively, by extension) Resilience or cheerfulness.
Synonyms
Etymology
From buoyant + -cy or buoy + -ancy.
Webster’s 1913
- noun The property of floating on the surface of a liquid, or in a fluid, as in the atmosphere; specific lightness, which is inversely as the weight compared with that of an equal volume of water.
- noun The upward pressure exerted upon a floating body by a fluid, which is equal to the weight of the body; hence, also, the weight of a floating body, as measured by the volume of fluid displaced.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “buoyancy”, CC BY-SA 4.0. Details