buoyancy

noun

buoy·​an·​cy ˈbȯi-ən(t)-sē How to pronounce buoyancy (audio)
ˈbü-yən(t)-
1
a
: the tendency of a body to float or to rise when submerged in a fluid
testing an object's buoyancy
b
chemistry : the power of a fluid to exert an upward force on a body placed in it
the buoyancy of water
also : the upward force exerted
2
: the ability to recover quickly from depression or discouragement : resilience
his buoyancy of spirit
3
: the property of maintaining a satisfactorily high level (as of prices or economic activity)
betting that the economy will maintain its buoyancy

Examples of buoyancy in a Sentence

the natural buoyancy of cork The swimmer is supported by the water's buoyancy. We hope that the economy will maintain its buoyancy.
Recent Examples on the Web By rearranging a few key details, losing some vestigial supporting characters and refocusing the story on a Black family learning to come together, the proceedings gain hilarity, buoyancy and resonance. Courtney Howard, Variety, 9 Apr. 2024 Despite the gravity of subjects in Kaveh Akbar’s Martyr!, which include addiction and an obsession with the metaphysical, what makes the novel feel light is its bravado, buoyancy, and innovative form. Francine Prose, The New York Review of Books, 28 Mar. 2024 See all Example Sentences for buoyancy 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'buoyancy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

see buoy entry 1

First Known Use

1713, in the meaning defined at sense 1a

Time Traveler
The first known use of buoyancy was in 1713

Dictionary Entries Near buoyancy

Cite this Entry

“Buoyancy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/buoyancy. Accessed 29 May. 2024.

Kids Definition

buoyancy

noun
buoy·​an·​cy ˈbȯi-ən-sē How to pronounce buoyancy (audio)
ˈbü-yən-
1
: the tendency of a body to float or to rise when in a fluid
the buoyancy of a cork in water
2
: the power of a fluid to put an upward force on a body placed in it
the buoyancy of seawater
Last Updated: - Updated example sentences
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