millivoltmeter has definitions from the fields of physics,electronics
1
[ noun ] (physics,electronics) sensitive voltmeter that can measure voltage in millivolts

Used in print

(Raymond C. Binder et al., editors, Proceedings...)

The current was regulated by_means_of a variable_resistor and measured with a 50 mV shunt and millivoltmeter .

Related terms

voltmeter

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