Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A hub.
  • n. An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air.

from the GNU version of the Collaborative International Dictionary of English

  • 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.

from The Century Dictionary and Cyclopedia

  • n. One who or that which concentrates.
  • n. In firearms: A wire frame or other device in which the shot are placed in the cartridge to hold them together when discharged from the gun, and which thus serves to effect close shooting.
  • n. A device which can be attached to the mouth of the bore of a shotgun, slightly narrowing it, to concentrate the shot when they are discharged.
  • n. In mining, the name frequently given, especially in the United States, to any complicated form of machine used in ore-dressing, or in separating the particles of ore or metal from the gangue or rock with which they are associated.
  • n. An apparatus wherein solutions or other products of manufacture are concentrated.

Etymologies

concentrate +‎ -or (Wiktionary)

Examples

  • The effluent coming out of the final concentrator is a thick “liquor,” 67 percent solids, that can be incinerated along with the volatile organics stripped out of the foul condensate.

    Archive 2006-04-16

  • Enter up to five CVC names for the customer, and for each CVC, select a concentrator from the Device drop-down list.

    Adding a Customer and Identifying CVCs

  • The entry resides in the ARP cache until the concentrator is rebooted; it cannot be saved in Flash memory for subsequent use.

    add ip arp

  • This is inconvenient; it means another week's rental of the portable concentrator, which is supposed to be delivered tomorrow, and it would throw some of next week's plans off.

    Best Laid Plans

  • The iron pyrites in the ore contains gold which cannot be separated by the crushing process and a machine called a concentrator has been invented to save this also.

    The Western United States A Geographical Reader

  • Depending on the VPN in use, you may require a device called a concentrator, or a specially configured server.

    The Globe and Mail - Home RSS feed

  • Exploration successes so far have established a portfolio of gold, copper, molybdenum and rhenium mineral resources that the company plans to process at the Osborne concentrator, which is part of the mining complex acquired from Barrick Australia in 2010.

  • The extension beyond 2012 will enable the company to maximise use of a nearby ore concentrator, which is being modified to increase input to 8 million tonnes annually from 6.5 million currently, according to the company.

    Mineweb - Daily news headlines

  • The west mill - also called a concentrator - began operation in 1957 and closed in 1961.

    Denver Post: News: Breaking: Local

  • Instead of using flat collector panels or "boxes-with-lenses" requiring heavy, expensive materials to work, Cool Earth Solar uses what is essentially an eight-foot-tall balloon - called a concentrator - made of a thin plastic film similar to the kind of stuff used for potato chip bags and such.

    Green Options

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