Temperature controllers are also used in ovens. When a temperature is set for an oven, a controller monitors the actual temperature inside of the oven. If it falls below the set temperature, it sends a signal to activate the heater to raise the temperature back to the setpoint.
or Manichaean. 1. . an adherent of the dualistic religious system of Manes, a combination of Gnostic Christianity, Buddhism, Zoroastrianism, and various other elements, with a basic doctrine of a conflict between light and dark, matter being regarded as dark and evil.
a dualistic religion that combined Zoroastrian, Christian, Gnostic, and other beliefs in a theology of cosmic struggle between Good (light, God, spirit) and Evil (darkness, Satan, matter): it was founded by Mani (L. name Manichaeus) in Persia in the 3d cent. a.d.