circumhorizontal arc
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
39
Scrabble Score
19
Letters
6
Syllables
12
Unique Chars
Meaning
noun
An optical phenomenon, a large, brightly spectrum-coloured band running parallel to the horizon, formed by the refraction of sunlight or moonlight in plate-shaped ice crystals suspended in the atmosphere, typically in cirrus or cirrostratus clouds.