pulverulence

come to dust; be disintegrated, be reduced to powder, reduce to powder, grind to powder; pulverize, comminute, granulate, triturate, levigate; scrape, file, abrade, rub down, grind, grate, rasp, pound, bray, bruise; contuse, contund; beat, crush, cranch, craunch, crunch, scranch, crumble, disintegrate; attentuate.