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reflection nebula

noun, Astronomy.
a cloud of interstellar gas and dust that reflects the light of neighboring stars.
Origin of reflection nebula
1935-40 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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reflection-nebula in Science
reflection nebula  
A nebula that reflects the light of a nearby star or stars toward Earth rather than producing its own. See more at nebula.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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