relativistic

play
adjective rel·a·tiv·is·tic \ˌre-lə-ti-ˈvis-tik\

Definition of relativistic

  1. 1 :  of, relating to, or characterized by relativity or relativism

  2. 2 :  moving at a velocity such that there is a significant change in properties (such as mass) in accordance with the theory of relativity a relativistic electron

relativistically

play \-ˈvis-ti-k(ə-)lē\ adverb

1886

First Known Use of relativistic

1886

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