Meaning of 22° halo | Babel Free
Definitions
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.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.