The meaning of REFRACTION is deflection from a straight path undergone by a light ray or energy wave in passing obliquely from one medium (such as air) into another (such as glass) …

In physics, refraction is the redirection of a wave as it passes from one medium to another. The redirection can be caused by the wave's change in speed or by a change in the medium. [1]

Sep 10, 2025 · Learn what refraction is, why light bends and how it affects vision, lenses, rainbows and other parts of your everyday life.

Nov 17, 2025 · refraction, in physics, the change in direction of a wave passing from one medium to another caused by its change in speed. For example, waves travel faster in deep water than …

The angle of refraction is the angle that a beam of light or other energy that is refracted by a surface makes with a line vertical to that surface.

Definition of refraction noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

the amount, in angular measure, by which the altitude of a celestial body is increased by the refraction of its light in the earth's atmosphere, being zero at the zenith and a maximum at the …

Refraction definition: the change of direction of a ray of light, sound, heat, or the like, in passing obliquely from one medium into another in which its wave velocity is different.. See examples …

The deflection of a wave, such as a light or sound wave, when it passes obliquely from one medium into another having a different index of refraction. 2. Astronomy The apparent change …

Refraction is the change in direction of a wave caused by a change in speed as the wave passes from one medium to another. Snell's law describes this change.