Relativity may refer to:

Physics

* Galilean relativity, Galileo's conception of relativity * Numerical relativity, a subfield of computational physics that aims to establish numerical solutions to Einstein's field equations in general relativity * Principle of relativity, used in Einstein's theories and derived from Galileo's principle * Theory of relativity, a general treatment that refers to both special relativity and general relativity ** General relativity, Albert Einstein's theory of gravitation ** Special relativity, a theory formulated by Albert Einstein, Henri Poincaré, and Hendrik Lorentz ** ''Relativity: The Special and the General Theory'', a 1920 book by Albert Einstein

Social sciences

* Linguistic relativity * Cultural relativity * Moral relativity

Arts and entertainment

Music

* Relativity Music Group, a Universal subsidiary record label for releasing film soundtracks * Relativity Records, an American record label * Relativity (band), a Scots-Irish traditional music quartet 1985–1987 * Relativity (Emarosa album), ''Relativity'' (Emarosa album), 2008 * Relativity (Indecent Obsession album), ''Relativity'' (Indecent Obsession album), 1993 * Relativity (Walt Dickerson album), ''Relativity'' (Walt Dickerson album) or the title song, 1962 * ''Relativity'', an EP by Grafton Primary, 2007

Television

* Relativity (TV series), ''Relativity'' (TV series), a 1996–1997 American drama series * Relativity (Farscape), "Relativity" (''Farscape''), an episode * Relativity (Star Trek: Voyager), "Relativity" (''Star Trek: Voyager''), an episode

Other

* Relativity (M. C. Escher), ''Relativity'' (M. C. Escher), a 1953 lithograph print by M. C. Escher * Relativity Media, an American film production company

Business

* Relativity Space, an American aerospace manufacturing company