1. (a.) Easily crumbling to pieces; friable; loose; as, a powdery spar.

2. (a.) Sprinkled or covered with powder; dusty; as, the powdery bloom on plums.

3. (a.) Resembling powder; consisting of powder.

branny chalklike chalky comminute comminuted crushed detrital detrited disintegrated dusty efflorescent farinaceous fine flaky floury furfuraceous gone to dust grated ground impalpable levigated mealy milled pestled powdered pulverant pulverized pulverulent reduced to powder scaly scobicular scobiform scurfy sharded shredded triturated