a semiconductor device having a resistance that decreases rapidly with an increase in temperature. It is used for temperature measurement, to compensate for temperature variations in a circuit, etc
Word origin
C20: from thermo- + (res)istor
thermistor in American English
(θərˈmɪstər; ˈθɜrˌmɪstər)
US
noun
a device constructed of solid semiconductor material, whose electrical resistance decreases with an increase in temperature: used to measure temperaturedifferences in body cells, microwave or infrared power, etc.