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parhelic circle

noun, Meteorology.
a white, horizontal band passing through the sun, either incomplete or extending around the horizon, produced by the reflection of the sun's rays from the vertical faces of ice prisms in the atmosphere.
Also called parheliacal ring.
Origin of parhelic circle
First recorded in 1885-90; parhel(ion) + -ic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for parhelic circle

parhelic circle

(meteorol) a luminous band at the same altitude as the sun, parallel to the horizon, caused by reflection of the sun's rays by ice crystals in the atmosphere
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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parhelic circle in Science
parhelic circle
A luminous halo visible at the height of the Sun and parallel to the horizon, caused by the Sun's rays reflecting off atmospheric ice crystals.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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