from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of a pale grayish or bluish green.
- adj. Botany Covered with a grayish, bluish, or whitish waxy coating or bloom that is easily rubbed off: glaucous leaves.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of a pale green colour with a bluish-grey tinge, especially when covered with a powdery residue.
- adj. Covered with a bloom or a pale powdery covering, regardless of colour.
from the GNU version of the Collaborative International Dictionary of English
- adj. Of a sea-green color; of a dull green passing into grayish blue.
- adj. Covered with a fine bloom or fine white powder easily rubbed off, as that on a blue plum, or on a cabbage leaf.
from The Century Dictionary and Cyclopedia
- Of a pale, luminous sea-green color; of a bluish green or greenish blue; specifically, in botany and zoology, dull-green passing into grayish-blue.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. having a frosted look from a powdery coating, as on plants
Latin glaucus, from Greek glaukos.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin glaucus, from Ancient Greek γλαυκός (glaukos, "blue-green, blue-grey"). See Irish glas. (Wiktionary)