cirrous

/ˈsɪrəs/
adjective
  1. Relating to or resembling cirrus clouds; thin, wispy, and high in the sky.
    • The photographer captured the cirrous formations just before sunset.
    • On a cirrous day, the sky is often clear but with delicate streaks of cloud.
    • The cirrous clouds looked like white feathers against the blue sky.
Synonyms
What does "cirrous" mean? | whatsthatwordmean | whatsthatwordmean