anthelion

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Related to anthelions: parhelion

ant·he·li·on

 (ănt-hē′lē-ən, ăn-thē′-)
n. pl. ant·he·li·a (-lē-ə) or ant·he·li·ons
A luminous, white, diffuse spot occasionally seen in the sky opposite the sun on the parhelic circle.

[Greek anthēlion, from neuter of anthēlios, opposite the sun : anti-, anti- + hēlios, sun; see sāwel- in Indo-European roots.]

anthelion

(æntˈhiːlɪən; ænˈθiː-)
n, pl -lia (-lɪə)
1. (Physical Geography) a faint halo sometimes seen in polar or high altitude regions around the shadow of an object cast onto a thick cloud bank or fog
2. (Physical Geography) a white spot occasionally appearing on the parhelic circle at the same height as and opposite to the sun
[C17: from Late Greek, from anthēlios opposite the sun, from ante- + hēlios sun]

anthelion

A luminous area like a halo sometimes seen in the sky opposite the sun.
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