DICT.TW Dictionary Taiwan

 glau·cous /ˈglɔkəs/
 (a.)綠灰色的,藍綠色的,覆有白粉的

 Glau·cous a.
 1. Of a sea-green color; of a dull green passing into grayish blue.
 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.
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 glaucous
      adj : having a frosted look from a powdery coating, as on plants;
            "glaucous stems"; "glaucous plums"; "glaucous grapes"