frostbow

English

Etymology

Blend of frost +‎ rainbow

Noun

frostbow (plural frostbows)

  1. A white arc or circle in the sky during frosty weather, formed by reflection of sunlight from ice crystals floating in the air.
This article is issued from Wiktionary. The text is available under Creative Commons Attribution-Share Alike 4.0 unless otherwise noted. Additional terms may apply for the media files.