alternator

noun al·ter·na·tor \ ˈȯl-tər-ˌnā-tər also ˈal- \

Definition of alternator

: an electric generator for producing alternating current

Recent Examples of alternator from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'alternator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of alternator

1883


ALTERNATOR Defined for English Language Learners

alternator

noun

Definition of alternator for English Language Learners

  • : a device that produces electricity (as in the engine of a vehicle) : a generator that produces alternating current



Seen and Heard

What made you want to look up alternator? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to make fruitful or productive

Get Word of the Day daily email!

Test Your Vocabulary

Star Wars Words Quiz

  • cu-jedi-training
  • The bounty portion of bounty hunters (such as Boba Fett) comes from a Latin word meaning
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!