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The ability to reflect beams or rays
Answer for the clue "The ability to reflect beams or rays ", 12 letters:
reflectivity
Alternative clues for the word reflectivity
Word definitions for reflectivity in dictionaries
Wiktionary
Word definitions in Wiktionary
n. Quality of being reflective.
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
1849, from reflective + -ity .
WordNet
Word definitions in WordNet
n. the fraction of radiant energy that is reflected from a surface [syn: coefficient of reflection , reflection factor , reflectance ] the ability to reflect beams or rays [syn: reflection , reflexion ]
Usage examples of reflectivity.
The surface color and reflectivity can also be varied by arranging the bacteria into different configurations, so that light waves of one wavelength cancel each other, while the waves of another length reinforce each other, giving the object a certain color, making it light or dark.
The average reflectivity, or albedo, of the Earth, as measured directly from satellites and indirectly from Earthshine reflected off the dark side of the Moon, is about 35 percent.
In addition, the suits incorporated an integrated exterior weave of electroactive pigments which varied the reflectivity of the exterior to assist in heating and cooling.