Definitions for kinetic energy
Random House Webster's College Dictionary
the energy of a body with respect to its motion.
Ref: Compare potential energy.
Origin of kinetic energy:
kinetic energy, K.E.(noun)
the mechanical energy that a body has by virtue of its motion
The energy possessed by an object because of its motion, equal to one half the mass of the body times the square of its velocity.
Origin: From + .
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