buoyancy
noun
buoy·an·cy
ˈbȯi-ən(t)-sē 
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
Or she could be saved by the relative buoyancy of the Biden-era U.S. economy — the envy of the world.
—
Dave Lawler, Axios, 23 Oct. 2024
Upon resurfacing, it was discovered the platform malfunction was caused by an issue with the variable ballast tank, which controlled the submersible’s buoyancy.
—Ray Sanchez and Graham Hurley, CNN, 22 Sep. 2024
While that swallowtail languished in my board bag, the wide, early-rise nose of the Transition Finder provided unbelievable buoyancy on hip-deep tree runs, mini-truck-sized pillow poppers, and sidecountry sojourns.
—Drew Zieff, Outside Online, 26 Sep. 2024
The buoyancy of the water takes the extra weight off your joints.
—Cory Martin, Verywell Health, 1 Oct. 2024
See all Example Sentences for buoyancy 
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Dave Lawler, Axios, 23 Oct. 2024
Upon resurfacing, it was discovered the platform malfunction was caused by an issue with the variable ballast tank, which controlled the submersible’s buoyancy.
—Ray Sanchez and Graham Hurley, CNN, 22 Sep. 2024
While that swallowtail languished in my board bag, the wide, early-rise nose of the Transition Finder provided unbelievable buoyancy on hip-deep tree runs, mini-truck-sized pillow poppers, and sidecountry sojourns.
—Drew Zieff, Outside Online, 26 Sep. 2024
The buoyancy of the water takes the extra weight off your joints.
—Cory Martin, Verywell Health, 1 Oct. 2024
See all Example Sentences for buoyancy
Dictionary Entries Near buoyancy
Cite this Entry
“Buoyancy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/buoyancy. Accessed 26 Nov. 2024.
Copy CitationKids Definition
buoyancy
noun
buoy·an·cy
ˈbȯi-ən-sē
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
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