ammeter

[am-mee-ter]

noun Electricity.

an instrument for measuring current in amperes.

Nearby words

Origin of ammeter

First recorded in 1880–85; am(pere) + -meter

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ammeter

Thus, the current indicated by the ammeter is a closely approximate measure of the conductivity of the solution.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
D and e are the line wires and the circuit is completed through the ammeter to show whether we are generating electricity.
The Library of Work and Play: Electricity and Its Everyday Uses|John F. Woodhull
The volt meter indicates 110 volts and the ammeter shows that one ampere is passing.
The Library of Work and Play: Electricity and Its Everyday Uses|John F. Woodhull
The amperes indicated on the ammeter should be the greatest when the main headlamps are burning bright.
The Automobile Storage Battery|O. A. Witte

Note how much current is indicated on the ammeter mounted on the instrument panel of the car as the different lamps are turned on.
The Automobile Storage Battery|O. A. Witte

British Dictionary definitions for ammeter

ammeter

noun

an instrument for measuring an electric current in amperes

Word Origin for ammeter

C19: am (pere) + -meter

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for ammeter

ammeter

instrument for measuring the strength of electric currents, 1882, from ampere + -meter.

Science definitions for ammeter

ammeter

[ăm′mē′tər]

An instrument that measures the strength of an electric current, indicating it in amperes. Ammeters typically include a galvanometer; digital ammeters typically include A/D converters as well. Compare ohmmeter voltmeter.