Meaning of cogeneration

co•gen•e•ra•tion

Pronunciation: (kō"jen-u-rā'shun), [key]
— n. Energy.
  1. utilization of the normally wasted heat energy produced by a power plant or industrial process, esp. to generate electricity.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.