sundog
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sun·dog
(sŭn′dôg′, -dŏg′)n.
1. See parhelion.
2. A small halo, sometimes resembling part of a rainbow, near the horizon just off the parhelic circle.
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.
sundog
(ˈsʌnˌdɒɡ)n
1. (Physical Geography) another word for parhelion
2. (Physical Geography) a small rainbow or halo near the horizon
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
sun•dog
(ˈsʌnˌdɔg, -ˌdɒg)n.
1. parhelion.
2. a small or incomplete rainbow.
[1625–35; orig. uncertain]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. |  sundog - a bright spot on the parhelic circle; caused by diffraction by ice crystals; "two or more parhelia are usually seen at once" |
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