alternator

noun
al·​ter·​na·​tor | \ ˈȯl-tər-ˌnā-tər How to pronounce alternator (audio) also ˈal- \

Definition of alternator

: an electric generator for producing alternating current

Examples of alternator in a Sentence

Recent Examples on the Web The module uses the input for many systems as well as to determine the battery state of charge to activate the alternator and even to control the stop-start systems if the battery gets low. Motormouth Bob Weber, Star Tribune, 7 May 2021 There's also a front-end accessory drive kit available, which includes an alternator, power-steering pump, belts, pulleys and mounting hardware. Connor Hoffman, Car and Driver, 6 Nov. 2020 How Generators Work Generators consist of two major components: an engine and an alternator. Bradley Ford, Popular Mechanics, 9 Dec. 2020 These motorhomes have an auxiliary alternator belt that may wear and detach. Detroit Free Press, 4 Sep. 2020 These motorhomes have an auxiliary alternator belt that may wear and detach. Detroit Free Press, 4 Sep. 2020 On the 400-mile trek, Bertha's battery started flagging and its alternator busted. Lauren Smiley, Wired, 8 Oct. 2020 These motorhomes have an auxiliary alternator belt that may wear and detach. Detroit Free Press, 4 Sep. 2020 These motorhomes have an auxiliary alternator belt that may wear and detach. Detroit Free Press, 4 Sep. 2020

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.

See More

First Known Use of alternator

1883, in the meaning defined above

History and Etymology for alternator

alternate entry 2 + -or entry 1

Keep scrolling for more

Learn More About alternator

Time Traveler for alternator

Time Traveler

The first known use of alternator was in 1883

See more words from the same year

Statistics for alternator

Last Updated

20 May 2021

Cite this Entry

“Alternator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alternator. Accessed 22 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for alternator

alternator

noun

English Language Learners Definition of alternator

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

More from Merriam-Webster on alternator

Nglish: Translation of alternator for Spanish Speakers

Britannica English: Translation of alternator for Arabic Speakers

WORD OF THE DAY

Test Your Vocabulary

Return of Name that Color!

  • a light greenish blue color
  • Name that color:
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!