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relativistic mass
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noun Physics.
the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases.
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Words nearby relativistic mass
relative topology, relative wind, relativism, relativist, relativistic, relativistic mass, relativistic quantum mechanics, relativity, relativize, relator, relatum
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use relativistic mass in a sentence
Scientific definitions for relativistic mass
relativistic mass
[ rĕl′ə-tə-vĭs′tĭk ]
In Special and General Relativity, the observed mass of an object moving with respect to the observer. The relativistic mass is a function of the rest mass and the velocity of the object. Compare rest mass.
The American Heritage® Science Dictionary
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