positive feedback
noun› A situation where some function of the…
1
Natural sciences, Physical sciences, Physics A feedback loop in which the output of a system is amplified with a net positive gain and added to the input signal before the main amplifier.
2
Figuratively Feedback which builds upon previous feedback.
- The decision to include wild cereals in the collection may have been initially a random act of gathering, but once that decision had been made it triggered a runaway system of positive feedback in which the entire culture was transformed.1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 131:
- Related terms
- chain reaction, vicious circle, vicious cycle, virtuous circle, virtuous cycle