1. The change in direction of a propagating wave (light or sound) when passing from one medium to another 
2. The amount by which a propagating wave is bent
   - deflection, deflexion [Brit]

Derived forms: refractions

See also: refract, refractile

Type of: bend, bending, physical phenomenon

Encyclopedia: Refraction

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• catarrhal
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• Catasetum
• Catasetum macrocarpum
• catastrophe
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• Catawba
• catbird
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• catch
• catch a glimpse
• catch a wink