Fuliginous

Having the color or properties of soot or smoke; musty

It was hard to see through the fuliginous air because of the ash from the volcano.

by Enigma December 1, 2003

Fuligin

The color that is darker than black.

"What is the tinct of your own guild?"

"Fuligin," I told him.

by TremorChrist April 23, 2006