glaucous

Adjective

glaucous (comparative more glaucous, superlative most glaucous)

1. Of a pale grey or bluish-green, especially when covered with a powdery residue.
   • I realised I was the only shopper in that rather eerie place where I moved about fishlike, in a glaucous aquarium […]1955, Vladimir Nabokov, Lolita
   • […] inside you could see the wires and cables that ran aft to the rudder and elevators and the cracked and curled and sunblacked leather of the seats and in their tarnished nickel bezels the glass of instrument dials glaucous and clouded from the pumicing of the desert sands.1994, Cormac McCarthy, The Crossing
2. Covered with a bloom or a pale powdery covering, regardless of colour.