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Webster 1913 Edition

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Noun.

[L., fr.

albus

white.]

Whiteness.

Specifically:

(Astron.)

The ratio which the light reflected from an unpolished surface bears to the total light falling upon that surface.

See also: albedo and Albedo

albédo m ‎(plural albédos)

(physics) albedo (the fraction of incident light or radiation reflected by a surface or body)