Student Dictionary

3 entries found for relativity.
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Main Entry: rel·a·tiv·i·ty
Pronunciation: secondarystressrel-schwa-primarystresstiv-schwat-emacron
Function: noun
Inflected Form(s): plural -ties
1 : the quality or state of being relative; especially : dependence on something else
2 a : a theory in physics that considers mass and energy to be equal and that states that a moving object will experience changes in mass, size, and time which are related to its speed and are not noticeable except at speeds approaching that of light b : an extension of relativity theory to include gravity and its related acceleration effects

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