Definition of angle of refraction in English:

angle of refraction

Syllabification: an·gle of re·frac·tion

noun

Physics
  • The angle made by a refracted ray with a perpendicular to the refracting surface.
    More example sentences
    • Lenses work by REFRACTION, not reflection, and the angle of refraction is based on the difference between the speed of light in the lens compared to the surrounding medium.
    • The optical path difference is directly proportional to the cosine of the angle of refraction through the coating.
    • This contains some remarkable experiments, including some to determine the angles of refraction between various media.

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