22° halo

noun

An atmospheric phenomenon caused by sunlight or moonlight refracting through millions of hexagonal ice crystals in the upper atmosphere, such as in cirrus clouds, creating a ring of light with a 22-degree radius around the sun or moon.

Similar
moon ring
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Meanings

noun22° halo (plural 22° halos)

plural 22° halos

  1. climatologyAn atmospheric phenomenon caused by sunlight or moonlight refracting through millions of hexagonal ice crystals in the upper atmosphere, such as in cirrus clouds, creating a ring of light with a 22-degree radius around the sun or moon.

    Synonyms: moon ring

Synonyms & antonyms

nounAn atmospheric phenomenon caused by sunlight or moonlight refracting through millions of hexagonal ice crystals in the upper atmosphere, such as in cirrus clouds, creating a ring of light with a 22-degree radius around the sun or moon.

Similar
moon ring
Also see
moon ring
Cite this entry
APA

22° halo. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/22%C2%B0%20halo

MLA

“22° halo.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/22%C2%B0%20halo. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “22° halo,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/22%C2%B0%20halo.

Source: 22° halo on Wiktionary, CC BY-SA 4.0.