ammeter

American  

[am-mee-ter] / ˈæmˌmi tər /

noun

Electricity.

1. an instrument for measuring current in amperes.

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ammeter British  

/ ˈæmˌmiːtə /

noun

1. an instrument for measuring an electric current in amperes

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ammeter Scientific  

/ ăm′mē′tər /

1. 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.

2. Compare ohmmeter voltmeter

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Etymology

Origin of ammeter

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

Example Sentences

See Examples For:

ammeter

To measure currents in Figure 21.52, you would replace a wire between two points with an ammeter.

From Textbooks ● Aug. 12, 2015

A practical problem can occur if the ammeter is connected incorrectly.

From Textbooks ● Aug. 12, 2015

By connecting resistors to this galvanometer in different ways, you can use it as either a voltmeter or ammeter that can measure a broad range of voltages or currents.

From Textbooks ● Aug. 12, 2015

Turning the starter key would only turn the motor quite slowly, yet the ammeter indicated that the battery was being charged effectively.

From Time Magazine Archive

The same electron stream passes through all parts of this circuit and the ammeter tells us what this stream is in amperes.

From Letters of a Radio-Engineer to His Son by Mills, John