1. (noun)powder, pulverization, pulverisation a solidsubstance in the form of tiny loose particles; a solid that has been pulverized
2. (noun)gunpowder, powder a mixture of potassium nitrate, charcoal, and sulfur in a 75:15:10 ratio which is used in gunnery, time fuses, and fireworks
3. (noun)powder any of various cosmetic or medical preparations dispensed in the form of a pulverized powder
4. (verb)powderize, powderise, powder, pulverize, pulverise make into a powder by breaking up or cause to become dust "pulverize the grains"
5. (verb)powder apply powder to "She powdered her nose"; "The King wears a powdered wig"