22-degree halo

A form of 22° halo — 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.

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Meanings

noun22-degree halo (plural 22-degree halos)

plural 22-degree halos

  1. alternativeclimatologyAlternative spelling of 22° halo.
Cite this entry
APA

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

MLA

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

Chicago

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

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