What does "alternator" mean?

An electric generator which produces alternating current through mechanical means.

What is a synonym for "alternator"?

Common synonyms include: ac generator, accelerator, alternant, auto, automobile, device.

noun

noun ·4 syllables ·Rare ·Advanced level

Noun

1
An electric generator which produces alternating current through mechanical means.
2
an old term for an electric generator that produces alternating current (especially in automobiles) wordnet

"We need to replace the alternator."

From alternate + -or.