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Dictionary

rel•a•tiv•is•tic

Pronunciation: (rel"u-tu-vis'tik), [key]
—adj.
1. of or pertaining to relativity or relativism.
2. Physics.
a. subject to the special or the general theory of relativity.
b. (of a velocity) having a magnitude that is a significant fraction of the speed of light.
c. (of a particle) having a relativistic velocity: radiation from relativistic electrons.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

relativist

relativistic mass

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