relativistic adjective. [rɛlǝtɪ'vɪstɪk] L19.
[from RELATIVIST + -IC.]
1. Philosophy. Of, pertaining to, or characterized by relativism. L19.

2. Physics.
a. Pertaining to or based on the theory of relativity. E20.
b. Characterized by or designating circumstances in which discrepancies between the predictions of the theory of relativity and of Newtonian mechanics or classical electromagnetism become significant, esp. those involving speeds approaching that of light or large gravitational potentials. M20.
Discovery The principles of thermodynamics as they apply in a relativistic universe.

■ relativistically adverb M20.

[TahlilGaran] English Dictionary ▲