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Archimedes' principle

American

[ahr-kuh-mee-deez prin-suh-puhl, ahr-kuh-mee-deez] / ˈɑr kəˈmi diz ˈprɪn sə pəl, ˌɑr kəˈmi diz /

noun

Physics.

the law that a body immersed in a fluid is buoyed up by a force buoyant force, orbouyancy force equal to the weight of the fluid displaced by the body.

Archimedes' principle British

noun

a law of physics stating that the apparent upward force (buoyancy) of a body immersed in a fluid is equal to the weight of the displaced fluid

"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

Example Sentences

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Archimedes' principle states that the buoyant force on an object equals the weight of the fluid it displaces.

From Textbooks • Aug. 12, 2015

All of these calculations are based on Archimedes' principle.

From Textbooks • Aug. 12, 2015

Archimedes' principle is valid in general, for any object in any fluid, whether partially or totally submerged.

From Textbooks • Aug. 12, 2015

Archimedes' principle states that the buoyant force on the object equals the weight of the fluid displaced.

From Textbooks • Aug. 12, 2015

Boldly, he had gone back, reanalysed Archimedes’ principle, and revised it.

From "The Invention of Science" by David Wootton

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023