a measure of the ability of a substance to disperse light, equal to the quotient of the difference in refractive indices of the substance for two representative wavelengths divided by the difference of the refractive index for an intermediate wavelength and 1.
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Question 1 of 9
You may have read the word "simmer" in a recipe or two, but what does it really mean?
Compare Abbe number.
Words nearby dispersive power
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020