Dictionary

reflectance

reflectance

noun re·flec·tance \ri-ˈflek-tən(t)s\

Definition of REFLECTANCE

:  the fraction of the total radiant flux incident upon a surface that is reflected and that varies according to the wavelength distribution of the incident radiation —called also re*flec*tiv*i*ty, \ˌrē-ˌflek-ˈti-və-tē, ri-\

First Known Use of REFLECTANCE

1926

reflectance

noun re·flec·tance \ri-ˈflek-tən(t)s\   (Medical Dictionary)

Medical Definition of REFLECTANCE

:  the fraction of the total radiant flux incident upon a surface that is reflected and that varies according to the wavelength distribution of the incident radiation—called also reflection coefficient, reflection factor

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