of or relating to a processing system in which effluents are recycled, that is, treated and returned for reuse.
of or relating to an automatic control system operating on a feedback principle.Compare feedback(def 2).
Origin of closed-loop
First recorded in 1950–55
noun Computers, Electronics.
the complete path followed by a signal as it is fed back from the output of a circuit, device, or system to the input and then back to the output.
Compare feedback loop.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for closed-loop
Contemporary Examples of closed-loop
The symbiotic relationship is part of what The Plant calls its closed-loop system.Vertical Indoor Farms Are Growing in the U.S.
May 7, 2013