ammeter

American

[am-mee-ter] / ˈæmˌmi tər /

noun

Electricity.

an instrument for measuring current in amperes.

ammeter British

/ ˈæmˌmiːtə /

noun

an instrument for measuring an electric current in amperes

"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

ammeter Scientific

/ 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

Etymology

Origin of ammeter

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

AMMETER, HOT-WIRE.—High frequency currents are usually measured by means of an instrument which depends on heating a wire or metal strip by the oscillations.

From The Radio Amateur's Hand Book by Collins, A. Frederick (Archie Frederick)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023