What is the meaning of index of refraction?

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). index of refraction. Retrieved September 23, 2026, from http://smartdefine.org/index_of_refraction/definitions/1286850
ChicagoWordNet. 2010. "index of refraction" http://smartdefine.org/index_of_refraction/definitions/1286850 (accessed September 23, 2026).
HarvardWordNet 2010, index of refraction, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/index_of_refraction/definitions/1286850>.
MLAWordNet. "index of refraction" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/index_of_refraction/definitions/1286850>