refraction
/rɪˈfrækʃən/
noun
- The bending of light, sound, or other waves as they pass from one substance into another.
- Understanding refraction helps engineers design better eyeglasses and camera lenses.
- The apparent shift in a pencil's position in a glass of water is due to refraction.
- Refraction through raindrops creates a rainbow in the sky.
Synonyms