angle of refraction

noun phrase

Definition of angle of refraction 

: the angle between a refracted ray and the normal drawn at the point of incidence to the interface at which refraction occurs

First Known Use of angle of refraction

1636, in the meaning defined above

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The first known use of angle of refraction was in 1636

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angle of refraction

noun

Medical Definition of angle of refraction 

: the angle between a refracted ray and the normal drawn at the point of incidence to the interface at which refraction occurs

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