REFRACTIVE INDEX

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The ratio of the velocity of light in a vacuum to that in a medium

Synonyms:

index of refraction; refractive index

Classified under:

Nouns denoting relations between people or things or ideas

Hypernyms ("refractive index" is a kind of...):

ratio (the relative magnitudes of two quantities (usually expressed as a quotient))

Credits