rest energy

rest energy

n.

The energy equivalent of the rest mass of a body, equal to the rest mass multiplied by the speed of light squared.

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rest energy  (rst)

In Special Relativity, the energy corresponding to the rest mass of a body, equal to the rest mass multiplied by the speed of light squared. See more at mass-energy equivalence.

Thesaurus

Noun

1.

rest energy - the energy equivalent to the mass of a particle at rest in an inertial frame of reference; equal to the rest mass times the square of the speed of light energy, free energy - (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs; "energy can take a wide variety of forms"