°A principal medium-level cloud type, white and/or gray in color, which occurs as a layer or patch with a wavedaspect, the elements of which appear as laminae, rounded masses, or rolls. These elements usually are sharply outlined, but they may become partly fibrous or diffuse; they may or may not be merged; they generally have shadowed parts.
°A principal medium-level cloud type, white and/or gray in color, which occurs as a layer or patch with a wavedaspect, the elements of which appear as laminae, rounded masses, or rolls. These elements usually are sharply outlined, but they may become partly fibrous or diffuse; they may or may not be merged; they generally have shadowed parts.