- (n.) An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air.
- (n.) A frame or ring of wire or hard paper fitting into the cartridge case used in some shotguns, and holding the shot together when discharged, to secure close shooting; also, a device for slightly narrowing the bore at the muzzle for the same purpose.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). concentrator. Retrieved September 20, 2026, from http://smartdefine.org/concentrator/definitions/1989864 |
| Chicago | Webster's. 2011. "concentrator" http://smartdefine.org/concentrator/definitions/1989864 (accessed September 20, 2026). |
| Harvard | Webster's 2011, concentrator, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/concentrator/definitions/1989864>. |
| MLA | Webster's. "concentrator" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/concentrator/definitions/1989864> |