pulverulent

adj

1. Consisting of, covered with, or disintegrating into a fine powder; powdery; dusty.

   “The first pulverulent snows told that Christmas was at hand.”

   “2004, Umberto Eco (Geoffrey Brock. trans.), The Mysterious Flame of Queen Loana, →ISBN, p. 120, If a cellar prefigures the underworld, an attic promises a rather threadbare paradise, where the dead bodies appear in a pulverulent glow.”