setpoint

or set point

[ set-point ]

noun

1. the desired value in a closed-loop feedback system, as in regulation of temperature or pressure.
2. the point at which a thermostat has been set, as for optimum efficiency.
3. Physiology. an internal regulatory system for maintaining a relatively stable physiological condition in the face of changing external circumstances, as body temperature in a varying climate. Compare homeostasis.
4. a hypothetical regulator in the body that maintains a relatively stable body weight.
5. the weight range thus theoretically maintained.

Word History and Origins

Origin of setpoint¹

set + point