positive feedback

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pos·i·tive feed·back • n. chiefly Biol. the enhancement or amplification of an effect by its own influence on the process that gives rise to it. ∎  Electr. the return of part of an output signal to the input, which is in phase with it, so that the amplifier gain is increased and the output is often distorted.

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positive feedback In a system, the mechanism by which a process intensifies or accelerates, as each cycle of operation establishes conditions that favour a repetition. Unless checked, positive feedback may lead to loss of control within the system and its eventual failure. Compare NEGATIVE FEEDBACK.

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positive feedback In a system, the mechanism by which a process intensifies or accelerates, as each cycle of operation establishes conditions that favour a repetition. Unless checked, positive feedback may lead to loss of control within the system and its eventual failure. Compare negative feedback.

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positive feedback See feedback.