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

From Textbooks • Aug. 12, 2015

Stated in words, Archimedes' principle is as follows: The buoyant force on an object equals the weight of the fluid it displaces.

From Textbooks • Aug. 12, 2015

That is, FB = wfl ,a statement of Archimedes' principle.

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

Archimedes’ principle is a limit case, not a universal principle.

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