voltmeter
noun
- instrument used for measuring electrical potential difference
Wiktionary
Pronunciation: /ˈvoʊltˌmitɚ/ / [ˈvoʊltˌmiɾɚ]
noun
Etymology: Etymology tree English volt Proto-Indo-European *meh₁- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron)der. English -meter English voltmeter From volt + -meter.
- An instrument for measuring electric potential in volts.
“Because most diesel failures can be traced to electrical faults, minor in themselves but often difficult to pin-point, any unscheduled halt during a trial run is often the signal for the frenzied unfolding of wiring diagrams and the appearance of an impressive array of voltmeters and circuit testers.”