positive feedback

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pos·i·tive feed·back

that which occurs when the sign or sense of the returned signal results in increased amplification or leads to instability.

positive feedback

1 (in physiology) an increase in function in response to a stimulus. For example, micturition increases after the flow of urine has started, and the uterus contracts more frequently and with greater strength after it has begun to contract in labor.
2
Usage notes: (informal)
an encouraging, favorable, or otherwise positive response from one person to what another person has communicated.

positive feedback

See Feedback.

pos·i·tive feed·back

(pozi-tiv fēdbak)
That found when the sign or sense of the returned signal results in increased amplification or leads to instability.

positive feedback

The characteristic of any system with an output proportional to its input in which a portion of the output is fed back to the input in such a phase as to increase the input. The effect of this is rapidly, and sometimes dangerously, to increase the output. Compare NEGATIVE FEEDBACK.

positive feedback

see FEEDBACK MECHANISM.
References in periodicals archive ?
Yet another process of cumulative causation is that the availability of surplus migrant labour brings down the wage rate (NCEUS 2007).
These are commonplace examples of processes of circular and cumulative causation (CCC).
Cumulative causation as explanation and policy base for child labour, G.

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