voltmeter

English Thesaurus

1. meter that measures the potential difference between two points (noun.artifact)

hypernym	:	meter,
definition	:	any of various measuring instruments for measuring a quantity (noun.artifact)

hyponym	:	electronic voltmeter,
definition	:	a voltmeter whose sensitivity is increased by amplification (noun.artifact)

hyponym	:	millivoltmeter,
definition	:	sensitive voltmeter that can measure voltage in millivolts (noun.artifact)