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n. pl. al·be·dos
1. The fraction of incident electromagnetic radiation reflected by a surface, especially of a celestial body.
2. The spongy white tissue on the inside of the rind of citrus fruit.

[Late Latin albēdō, whiteness, from Latin albus, white; see albho- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (General Physics) the ratio of the intensity of light reflected from an object, such as a planet, to that of the light it receives from the sun
2. (General Physics) physics the probability that a neutron passing through a surface will return through that surface
[C19: from Church Latin: whiteness, from Latin albus white]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ælˈbi doʊ)

n., pl. -dos.
1. the ratio of the light reflected by a planet or satellite to that received by it.
2. the white inner rind of a citrus fruit.
[1855–60; < Late Latin albēdō whiteness =alb(us) white + -ēdō n. suffix; compare torpedo]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


the ratio between the light reflected from a surf ace and the total light falling upon that surf ace, as the albedo of the moon.
See also: Light
the ratio between the light reflected from a surface and the total light falling upon that surface, as the albedo of the moon.
See also: Astronomy
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.


The proportion of incoming light that is reflected by a celestial body, e.g. the Moon reflects 7% of the sunlight that it receives.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.albedo - the ratio of reflected to incident light
ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
As the snow melted in the spring and more vegetation became exposed, the albedos of all the test sites dropped to their summertime values, between 11 and 19 percent.
This jibes with the albedos found for Comet 9P/Tempel 1,103P/Hartley 2, and 1P/Halley.
Sobre a FNA, os erros relativos predominantes entre [a.sub.B] e o [a.sub.A] se situaram em torno de 5%, compreendendo a grande area vermelha ilustrada nas Figuras 3A a 3D, que apresentam o erro relativo entre as medias dos albedos obtidos por ambos os metodos.
where [[bar.RS].sub.month] is the mean monthly incoming shortwave radiation (W/[m.sup.2]) and [[alpha].sub.month,2010s] and [[alpha].sub.month,1970s] are the monthly albedos for the 2010s and the 1970s at each pixel, respectively, defined as in (2).
On the other hand, hexanic flavedos of both varieties showed significant spasmolytic effect (>60%) on ileumstrips isolated from rat when compared to hexanic albedos and methanolic extracts.
Onde [[rho].sub.1], [[rho].sub.2], [[rho].sub.3], [[rho].sub.4], [[rho].sub.5] e [[rho].sub.7] sao os albedos planetarios das bandas 1, 2, 3, 4, 5 e 7, respectivamente.
He also reports albedos and normalized magnitudes for the Johnson R and I system (3).
Conor's words included maidan - Indian term meaning open space and albedos - a reflective surface.
The values of the ratio T = [q.sub.d] (D)/[q.sub.d](inc) increased after removing the snow 2.5-20 times, depending on the albedos and thicknesses of ice and snow as well as on their optical properties.