Word Study
relativistic
CIDE DICTIONARY
relativistic, a.
- of, pertaining to, or in conformity with the theory of relativity; as, the relativistic increase of mass with velocity. [PJC]
- moving at a speed sufficiently high that the changes of mass or time dilation predicted by the theory of relativity may be observed; moving at a significant fraction of the speed of light; as, relativistic electrons. [PJC]
OXFORD DICTIONARY
relativistic, adj. Physics (of phenomena etc.) accurately described only by the theory of relativity.
Derivative
relativistically adv.
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