Archimedes' principle


Ar·​chi·​me·​des' principle
variants or less commonly Archimedes' Principle
: a law of fluid mechanics: a body while wholly or partly immersed in a fluid apparently loses weight by an amount equal to that of the fluid displaced

Word History

First Known Use

1859, in the meaning defined above

Time Traveler
The first known use of Archimedes' principle was in 1859

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Dictionary Entries Near Archimedes' principle

Cite this Entry

“Archimedes' principle.” Dictionary, Merriam-Webster, Accessed 19 May. 2024.

Kids Definition

Archimedes' principle

Ar·​chi·​me·​des' principle
: a law of fluid mechanics: a body in a fluid is lifted up with a force equal to the weight of the fluid whose place was taken by the body
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