Refraction

//ɹəˈfɹækʃən// noun

Definitions

Noun
  1. 1
    The turning or bending of any wave, such as a light or sound wave, when it passes from one medium into another of different optical density. countable, uncountable
  2. 2
    the amount by which a propagating wave is bent wordnet
  3. 3
    The degree to which a metal or compound can withstand heat countable, uncountable
  4. 4
    the change in direction of a propagating wave (light or sound) when passing from one medium to another wordnet

Etymology

Borrowed from Latin refrāctiō.

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