VOLTMETER
Meaning of VOLTMETER in English
/vohlt"mee'teuhr/ , n. Elect.
a calibrated instrument for measuring the potential difference between two points.
[ 1880-85; VOLT 1 + -METER ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012