cirriform
/ˈsɪrəfɔrm/
adjective
- Having a curly or wispy shape, like a cirrus cloud; used especially to describe clouds that are thin, white, and feathery.
- Cirriform clouds are often seen before a warm front arrives.
- Meteorologists noted the cirriform appearance of the high-altitude ice crystals.
- The sky was filled with cirriform clouds, indicating fair weather ahead.
Synonyms