refraction — English Dictionary

Noun

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.

   Usage

   • Countable
   • Uncountable

2. The degree to which a metal or compound can withstand heat

   Usage

   • Countable
   • Uncountable

Noun

1. the change in direction of a propagating wave (light or sound) when passing from one medium to another

   Broader terms

   physical phenomenon

2. the amount by which a propagating wave is bent

   Synonyms

   deflectiondeflexion

   Broader terms

   bendingbend