Glau'cous, a.

adjective

a. [Lat. glaucus, Gr. γλαυκός.]

  1. Of a sea-green color; of a dull green passing into grayish-blue. Lindley.
  2. (Bot.) Covered with a fine bloom or fine white powder easily rubbed off, as that on a blue plum, or on a cabbage-leaf. Gray.