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closed cycle

British  

noun

  1. engineering a heat engine in which the working substance is continuously circulated and does not need replenishment

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The closed cycle of the old Japanese system, in which waste is plowed back into soil, is not as ubiquitous in today's farmlands.

From Salon • Dec. 21, 2021

As if time had somehow been split in two, so that memory and experience revolved within a closed cycle, each following the other.

From The New Yorker • Oct. 21, 2013

The other two would be a 250-ton baby submarine and a 2,200-tonner carrying its own oxygen supply for a "closed cycle" power plant, eliminating the need for surface breathing.

From Time Magazine Archive

The Pope is henceforth not the interpreter of a closed cycle of tradition, but the pilot who guides its course always in the direction of the truth.

From Outspoken Essays by Inge, William Ralph