What is the meaning of refractive index?

noun

  • The ratio of the velocity of light in a vacuum to that in a medium.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). refractive index. Retrieved September 23, 2026, from http://smartdefine.org/refractive_index/definitions/1244656
ChicagoWordNet. 2010. "refractive index" http://smartdefine.org/refractive_index/definitions/1244656 (accessed September 23, 2026).
HarvardWordNet 2010, refractive index, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/refractive_index/definitions/1244656>.
MLAWordNet. "refractive index" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/refractive_index/definitions/1244656>