refractivity
[ ree-frak-tiv-i-tee ]
/ ˌri frækˈtɪv ɪ ti /
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noun
the power to refract.
Nearby words
- refractionist,
- refractive,
- refractive index,
- refractive keratotomy,
- refractively,
- refractometer,
- refractometry,
- refractor,
- refractory,
- refractory anemia
Origin of refractivity
Also called refringence.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples 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.