Webster's Revised Unabridged Dictionary · 1913

Electrometer

Electrometer , noun

[Electro- + -meter: compare French électromètre.]

(Physics) An instrument for measuring the quantity or intensity of electricity; also, sometimes, and less properly, applied to an instrument which indicates the presence of electricity (usually called an electroscope).
Collocations (1)
Balance electrometer , See under Balance.