parhelion

/pɑrˈhiliən/
noun
  1. A bright spot in the sky that appears beside the sun, caused by sunlight passing through ice crystals in the atmosphere; also called a sundog.
    • A parhelion is not a separate object but an optical illusion created by ice crystals.
    • On cold winter mornings, a parhelion often appears on either side of the sun.
    • The hikers stopped to photograph the colorful parhelion glowing in the icy sky.
Synonyms
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