refractivity
[ ree-frak-tiv-i-tee ]
/ ˌri frækˈtɪv ɪ ti /
noun
the power to refract.
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Also called refringence.
Origin of refractivity
Words nearby refractivity
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for refractivity
In this case small temperature changes alter the refractivity of the liquid without appreciably affecting the quartz.
Glasses can now be made differing considerably both in refractivity and dispersive power.
In air and other gases, at ordinary pressures, the dispersion is very small, because the refractivity is small.