NIMBOSTRATUS

nimbostratus

Noun

  1. A low-level, principal cloud type, generally formless and dark grey in colour, occurring in layers at low altitude (usually below 2400 metres) and usually bringing precipitation; abbreviated Ns.


The above text is a snippet from Wiktionary: nimbostratus
and as such is available under the Creative Commons Attribution/Share-Alike License.

Need help with a clue?
Try your search in the crossword dictionary!