Definition of non-relativistic in English:

non-relativistic

adjective

  • That is not relativistic; (Physics) not based on or involving the theory of relativity; characterized by circumstances in which the discrepancies between the predictions of the theory of relativity and of classical physics are negligible.

Origin

Early 20th century; earliest use found in Journal of Philosophical, Psychological and Scientific Methods. From non- + relativistic.

Pronunciation

non-relativistic

/ˌnɒnrɛlətɪˈvɪstɪk/