- Of a sea-green color; of a dull green passing into
grayish blue. - Covered with a fine bloom or fine white powder easily
rubbed off, as that on a blue plum, or on a cabbage leaf.
Meaning of 'glaucous' (Princeton's WordNet)
1 . glaucous
[ s]
Meaning (1): - having a frosted look from a powdery coating, as on plants