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Definition of ammeter

ammeter

/ˈæmˌmiːtər/
am · me · ter
Plural:ammeters
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ammeter Lexical Profile

ammeter Game Scores & Validity

• noun

1

An instrument used to measure the electric current in a circuit, typically calibrated in amperes.

Example

"In physics class, the students connected the ammeter in series with the circuit to determine how much current was flowing through the resistor."

Synonyms
View all synonyms for ammeter

• Nearby Words

amla
amman
ammani
ammeter
ammonite
amoeba
amorpha

Word Origin & Etymology

Coined in the late 19th century (circa 1880-1885) as a contraction of 'ampere-meter', combining the unit of electric current 'ampere' (named after French physicist André-Marie Ampère) and the suffix '-meter' (indicating a measuring device).

Cite this Entry

Wordmom. (2026). Definition of Ammeter. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/ammeter
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