from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A process in which an industrial facility uses its waste energy to produce heat or electricity.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The production of heat and/or power from the waste energy of an industrial process
  • n. The simultaneous or serial production of heat and electricity from the same source


Sorry, no etymologies found.


  • This generator, known as a cogeneration plant, or cogen, can reduce energy costs.

    By the Numbers: "Cogen" plants do double duty to save energy

  • Combined heat and power (CHP) station: also referred to as a cogeneration plant.

    Chapter 12

  • For industry, we're providing a 10 percent investment tax credit for combined heat and power systems, frequently called cogeneration equipment.

    Briefing On Radio Address

  • There are large cities -- of between 300,000 and 1,000,000 inhabitants -- which are already being heated by nuclear energy, and they are combining, what could be called cogeneration, to put it in the terms used at the forum, of heat and electricity.


  • All our efforts are increasing at the moment, both the agriculture side and increasing also, cogeneration, which is a very good contributor of profit.

  • The resultant heat generated also warms buildings in gas-boiler-sized boxes known as cogeneration fuel cells.

    Peak Energy

  • Calpine has the largest fleet of CHP, also known as cogeneration, plants in the U.S. The Digital 50 Daily Industry News RSS Feed

  • Excess heat produced in producing electricity meanwhile is piped to local households and businesses for heating using a process called cogeneration or combined heat and power

    Space News From SpaceDaily.Com

  • Combined heat and power, also known as cogeneration, means capturing heat that's otherwise wasted in industrial processes or other arenas to generate more power.

    Greentech Media: All Content

  • Recycled energy -- otherwise known as cogeneration, or combined heat and power, or waste heat, or simultaneous recyclo-combinatory hot-waste power re-generation -- is an odd bird in the energy debate.

    Grist - the Latest from Grist


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  • "The production of electricity using waste heat (as in steam) from an industrial process or the use of steam from electric power generation as a source of heat" --Merriam-Webster Unabridged

    March 22, 2009