refractivity

noun
re·​frac·​tiv·​i·​ty | \ ˌrē-ˌfrak-ˈtiv-ət-ē, ri- How to pronounce refractivity (audio) \
plural refractivities

Medical Definition of refractivity

: the ability of a substance to refract light expressed quantitatively specifically : the index of refraction minus one

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Cite this Entry

“Refractivity.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/refractivity. Accessed 15 Aug. 2020.

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