cloudbow


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cloud·bow

 (kloud′bō′)
n.
A faint white or yellowish arc-shaped light, similar to a rainbow, that sometimes appears in clouds opposite the sun.
[cloud + (rain)bow.]
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.
References in periodicals archive ?
He presents his collection of color photographs and explanations regarding sky colors, coronas and iridescence, rainbows and cloudbows, glories, shadows, water colors and glitter, halos and pillars, noctilucent clouds and aurora, and colors from polarization.
Optics in the Air: Observing Optical Phenomena Through Airplane Windows
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