English noun: thermocouple | |||
1. | thermocouple (artifact) a kind of thermometer consisting of two wires of different metals that are joined at both ends; one junction is at the temperature to be measured and the other is held at a fixed lower temperature; the current generated in the circuit is proportional to the temperature difference | ||
Synonyms | thermocouple junction | ||
Broader (hypernym) | thermometer | ||