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Noun: thermocouple  'thur-mow,kú-pul
  1. 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
    - thermocouple junction

Derived forms: thermocouples

Type of: thermometer

Encyclopedia: Thermocouple