positive feedback
Britishnoun
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Feedback in which the output quantity or signal adds to the input quantity or signal. Positive feedback is responsible for the squealing of microphones when placed too close to the speaker through which their input signals are amplified.
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Compare negative feedback
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.
Faster endocytosis weakened the lattice and triggered a positive feedback loop.
From Science Daily ● Jul. 15, 2026
That creates a positive feedback loop — weaker winds beget more warm water shifting to the east, which weakens winds even more.
From Los Angeles Times ● Jul. 13, 2026
The former category generally receives more positive feedback than the latter and is gaining some traction among early adopters, according to Weinbach.
From MarketWatch ● Jun. 27, 2026
Royal Mail said it had received positive feedback about the upgrade.
From BBC ● Jan. 31, 2026
External events combined with mob psychology and generated a positive feedback loop.
From "Dry" by Neal Shusterman and Jarrod Shusterman
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
