theory of relativity

1. 1.

   (physics) the theory that space and time are relative concepts rather than absolute concepts

   Synonymsrelativityrelativity theoryEinstein's theory of relativity

   Broaderscientific theory

   Narrowergeneral relativityspecial relativity

   physics

Questions about theory of relativity

What does theory of relativity mean?

theory of relativity means "(physics) the theory that space and time are relative concepts rather than absolute concepts".

What is another word for theory of relativity?

Close synonyms include relativity, relativity theory, Einstein's theory of relativity. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is theory of relativity a common word?

theory of relativity is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.