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.
Every time we burn fossil fuels, it adds more chemicals to the atmosphere that trap more heat, creating a positive feedback loop that makes everything hotter and drier.
From Salon ● Aug. 3, 2026
The chain said it had received positive feedback for its handling of the outbreak.
From The Wall Street Journal ● Jul. 23, 2026
Faster endocytosis weakened the lattice and triggered a positive feedback loop.
From Science Daily ● Jul. 15, 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
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.
