Meaning & use

ampere

noun·Academic

The standard unit used to measure the strength of an electric current.

See it in a sentence

The circuit is rated for ten amperes, so a larger fuse would be unsafe.

A phone charger typically draws less than one ampere from the wall socket.

A note on using this word

Often shortened to 'amp' in everyday speech and abbreviated 'A' in scientific notation.

Words with a similar meaning

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