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pound-force
[ pound-fawrs, -fohrs ]
noun
Physics.
- a foot-pound-second unit of force, equal to the force that produces an acceleration equal to the acceleration of gravity when acting on a mass of one pound. : lbf
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yvlog History and Origins
Origin of pound-force1
First recorded in 1895–1900
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Example Sentences
Examples have not been reviewed.
Even the 1999 Mars Climate Orbiter disaster—NASA’s unmanned spacecraft disintegrated due to an error introduced because its software used metric measures, while its ground crew used pound-force units—didn’t shake us from our doldrums.
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