Meaning of cirrostratus
Pronunciation: (sir"ō-strā'tus, -strat'us), [key]
— pl. -tus.
- a cloud of a class characterized by a composition of ice crystals and often by the production of halo phenomena and appearing as a whitish and usually somewhat fibrous veil, often covering the whole sky and sometimes so thin as to be hardly discernible: of high altitude, ab. 20,000–40,000 ft. (6000–12,000 m).
- cirrostratus (Thesaurus)