ALL meanings of angle of refraction
an·gle of re·frac·tion
A a - noun angle of refraction the angle that a refracted beam of radiation makes with the normal to the surface between two media at the point of refraction 3
- noun angle of refraction the angle between a refracted ray and a line drawn normal to the interface between two media at the point of refraction. 1
- noun angle of refraction (optics) The angle between the perpendicular and a ray refracted at a surface. 0