ammeter

[ am-mee-ter ]

nounElectricity.

an instrument for measuring current in amperes.

Origin of ammeter

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

Words Nearby ammeter

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use ammeter in a sentence

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
The instrument may be used as either a voltmeter or as an ammeter, and its operation will be identical in each case.
The Boy Mechanic, Book 2 | Various
A relay snapped, and instantly the ammeter jumped to read 4500 amperes.
Islands of Space | John W Campbell
The elder Dr. Arcot glanced in surprise at the heavy-duty ammeter in a control panel.
Islands of Space | John W Campbell
With the help of the ammeter any desired temperature can be obtained and maintained, up to about 200° C.
The Elements of Bacteriological Technique | John William Henry Eyre

British Dictionary definitions for ammeter

ammeter

/ (ˈæmˌmiːtə) /

noun

an instrument for measuring an electric current in amperes

Origin of 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

Scientific 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.

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