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thermoelectrometer

American  
[thur-moh-i-lek-trom-i-ter, -ee-lek-] / ˌθɜr moʊ ɪ lɛkˈtrɒm ɪ tər, -ˌi lɛk- /

noun

Electricity.
  1. an instrument for measuring a charge or voltage by means of the heat it produces in a resistance.


Etymology

Origin of thermoelectrometer

First recorded in 1835–45; thermo- + electrometer