Anthelion
a luminous, white spot occasionally appearing at the sun’s elevation but in the opposite part of the sky.
noun (pl) -lia (-lɪə)
a faint halo sometimes seen in polar or high alt-tude regions around the shadow of an object cast onto a thick cloud bank or fog
a white spot occasionally appearing on the parhelic circle at the same height as and opposite to the sun
anthelion
(ānt-hē’lē-ən, ān-thē’-)
plural anthelia
a bright white or colored spot appearing at times in the sky opposite the sun. white anthelia are believed to form from light that is reflected off atmospheric ice crystals; colored anthelia are believed to form from light that is refracted by atmospheric ice crystals. compare parhelion.
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