Relativistic

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Relativistic \Rel`a*tiv*ist"ic\, a.
     1. of, pertaining to, or in conformity with the {theory of
        relativity}; as, the relativistic increase of mass with
        velocity.
        [PJC]
  


     2. 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.br/ [PJC]

From WordNet (r) 2.0 [wn]:

  relativistic
       adj 1: relating or subject to the special or the general theory of
              relativity; "relativistic quantum mechanics";
              "relativistic increase in mass"; "radiation from
              relativistic particles"
       2: of or relating to the philosophical doctrine of relativism