cirrostratus: Meaning and Definition of


Pronunciation: (sir"?-str?'tus, -strat'us), [key]
? pl. -tus.
  1. 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).
Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease.
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