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View synonyms for buoyancy

buoyancy

[ boi-uhn-see, boo-yuhn-see ]

noun

  1. the power to float or rise in a fluid; relative lightness.
  2. the power of supporting a body so that it floats; upward pressure exerted by the fluid in which a body is immersed.
  3. lightness or resilience of spirit:

    Student well-being and buoyancy are especially important because of the relatively high incidence of depression and suicide.



buoyancy

/ ˈbɔɪənsɪ /

noun

  1. the ability to float in a liquid or to rise in a fluid
  2. the property of a fluid to exert an upward force (upthrust) on a body that is wholly or partly submerged in it
  3. the ability to recover quickly after setbacks; resilience
  4. cheerfulness
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


buoyancy

/ boiən-sē /

  1. The upward force that a fluid exerts on an object that is less dense than itself. Buoyancy allows a boat to float on water and provides lift for balloons.


buoyancy

  1. The force that causes objects to float. According to the principle of Archimedes , when a solid is placed in a fluid (a liquid or a gas ), it is subject to an upward force equal in magnitude to the weight of the fluid it has displaced.


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Other Words From

  • non·buoyan·cy noun
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Word History and Origins

Origin of buoyancy1

First recorded in 1705–15; buoy(ant) + -ancy
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Example Sentences

And despite the good scholarship the authors have managed to retain the buoyancy and upbeat air attendant on most comics.

Sudden peace, buoyancy, contentment, or alternatively sorrow or physical pain.

Buoyancy protects the most vulnerable parts of our skeleton.

Blame it, he says, on buoyancy, which “reduces the energy expenditure associated with swimming.”

You are a Cheever, my father would tell his children with a buoyancy in his voice which suggested both seriousness and mockery.

She always seemed to be fairly bursting with youthful energy, and no bird could rival her buoyancy.

Unluckily, Bob had not counted on that extra weight of stone inside, nor on the loss of the buoyancy of the water.

He saw in it, the buoyancy of youth under the influence of agreeable company, and a cloudless day.

The buoyancy tanks in the lifeboats were of 18 ounce copper, and of capacity to meet the board of trade requirements.

But the buoyancy of the Polish character helped the nation to recover sooner from this severe blow than could have been expected.

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