index of refraction


index of refraction

noun

Definition of INDEX OF REFRACTION

: the ratio of the speed of radiation (as light) in one medium (as a vacuum) to that in another medium—called also refractive index

Seen & Heard

What made you want to look up index of refraction? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More