rainband
noun
rainband is a noun meaning “A dark band in the yellow portion of the solar spectrum near the sodium line, caused by the presence of water vapour in the atmosphere, and hence…” (English Wiktionary, September 2026). It is spelled R-A-I-N-B-A-N-D, and it appears about once in every 87 million words in written English (wordfreq, 2021 data). The plural of rainband is rainbands.
What does rainband mean?
noun
- 1
A dark band in the yellow portion of the solar spectrum near the sodium line, caused by the presence of water vapour in the atmosphere, and hence sometimes used in weather predictions.
- 2
An elongated cloud and precipitation structure associated with an area of rainfall.
- 3
The spiralling bands of cloud and precipitation that make up the bulk of most tropical cyclones.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of rainband
- rainbands plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is rainband?
Rainband appears about once in every 87 million words in written English, the 297,763rd most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Where does rainband come from?
From rain + band.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).