rainband

[ reyn-band ]
/ ˈreɪnˌbænd /

noun

a dark band in the solar spectrum caused by water vapor in the atmosphere.

Origin of rainband

First recorded in 1880–85; rain + band2

British Dictionary definitions for rainband

rainband
/ (ˈreɪnˌbænd) /

noun

a dark band in the solar spectrum caused by water in the atmosphere