from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun (physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light


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  • There are some people out there who insist it's "gravitational wave" instead of "gravity wave", as if the 'ational' latin suffix totally changes the meaning of a word, or that we will get the term confused with the wave features in clouds and water.

    I'll just assume Neil deGrasse Tyson pluto'd the extra latin suffix

    February 11, 2016