HyperDic: refractive_index

English > 1 sense of the expression refractive index:
NOUNrelationrefractive index, index of refractionthe ratio of the velocity of light in a vacuum to that in a medium
English > refractive index: 1 sense > noun 1, relation
MeaningThe ratio of the velocity of light in a vacuum to that in a medium.
Synonymindex of refraction
BroaderratioThe relative magnitudes of two quantities (usually expressed as a quotient)
Spanishíndice de refracción
Catalaníndex de refracció

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