Halo

Alternative definitions (2), class: vernacular (0)
Term: Halo
Definition: Group of optical phenomena, in the form of rings, arcs, pillars or bright spots around the sun or moon, produced by the refraction or reflection of light by ice crystals suspended in the atmosphere (cirrus clouds, diamond dust, etc.).
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary
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