AskDefine | Define relativity

Dictionary Definition

relativity n : (physics) the theory that space and time are relative concepts rather than absolute concepts [syn: theory of relativity, relativity theory, Einstein's theory of relativity]

User Contributed Dictionary



  1. the state of being relative to something else.
  2. the principle (due to Galileo) that the laws of physics should be the same for all observers in uniform motion.
  3. either of the two principles of special relativity or general relativity (Albert Einstein).


Extensive Definition

Relativity may refer to:


Popular culture


See also

  • Relative (disambiguation)
  • Relativism, the philosophical view that the meaning and value of human beliefs and behaviors have no absolute reference
relativity in Czech: Princip relativity
relativity in French: Relativité
relativity in Croatian: Relativnost
relativity in Russian: Теория относительности
relativity in Simple English: Relativity
relativity in Turkish: Görelilik kuramı

Synonyms, Antonyms and Related Words

Einstein theory, balance, coequality, communion, community, contingency, continuum theory, corelation, correlation, correlativism, correlativity, correspondence, cosmic constant, dependence, equilibrium, equipollence, equivalence, four-dimensional geometry, four-dimensional space, fourth dimension, interrelation, inverse proportion, inverse ratio, inverse relationship, mutuality, other continuums, principle of equivalence, principle of relativity, proportionality, reciprocality, reciprocation, reciprocity, space-time, space-time continuum, symmetry, theory of relativity, time-space
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