buoyancy
English
WOTD – 28 September 2011
Etymology
buoyant + -cy or buoy + -ancy.
Pronunciation
- (UK, US) IPA(key): /ˈbɔɪ.ən.si/
Audio (AU) (file)
Noun
buoyancy (countable and uncountable, plural buoyancies)
- (physics) The upward force on a body immersed or partly immersed in a fluid.
- The ability of an object to stay afloat in a fluid.
- (by extension) Resilience or cheerfulness.
- 1834, L[etitia] E[lizabeth] L[andon], Francesca Carrara. […], volume III, London: Richard Bentley, […], (successor to Henry Colburn), OCLC 630079698, page 82:
- With how much lighter a step, with how much brighter an eye, did Francesca wander through the forest, even in the last desolation of autumn, than she did in all the bloom and buoyancy of spring!
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Derived terms
- buoyancy aid
- center of buoyancy
- centre of buoyancy
- overbuoyancy
- unbuoyancy
Related terms
- buoyant
- buoy
- buoy up
Translations
physics: upward force on an immersed body
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ability to stay afloat
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resilience or cheerfulness
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See also
- Archimedes' principle