Meaning & use
thermocouple
A device made of two different metal wires joined at one end, used to measure temperature by the voltage it produces.
See it in a sentence
Engineers attached a thermocouple to the engine to monitor its temperature during the test.
The oven's thermocouple failed, so it no longer shut off the gas at the right temperature.
A note on using this word
Common collocations include 'thermocouple wire' and 'thermocouple probe'; it is a sensor, not a control device like a thermostat.
Words with a similar meaning
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