| special theory of relativity 
 
 a physical theory of relativity based on the assumption that the speed of light in a vacuum is a constant and the assumption that the laws of physics are invariant in all inertial systems
 • Syn:
 special relativity, special relativity theory, Einstein's special theory of relativity
 • Hypernyms:
 relativity, theory of relativity, relativity theory, Einstein's theory of relativity
 
 
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