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 Pair those with a couple solar panels—the Boulder series pairs great with Yeti generators—to fully sustain your AC-power needs without ever taxing your vehicle’s battery or alternator. Chris Brinlee Jr., Outside Online, 30 Nov. 2016 Trina McCray is among those reluctant to give up her current vehicle, a 2014 Toyota Avalon that recently needed a $1,200 repair on the alternator. Nora Eckert, WSJ, 23 May 2022 Importantly, the car retains its original engine, carburetor, ignition, radiator and shroud, oil cooler and remote filter, brake servo, alternator, four-speed manual transmission and differential and even toolkit. Robert Ross, Robb Report, 18 Apr. 2022 Otherwise, this 325iX has had a bunch of recent work done that's said to include brakes, alternator, driveshaft, U-joints, and flex discs. James Tate, Car and Driver, 8 Apr. 2022 Incorporating the alternator wiring into the rosette was challenging and rewarding, connecting to him, as an electric guitar player. Jeff Campagna, Smithsonian Magazine, 1 Apr. 2022 Other engine mods include a larger radiator and a higher-output alternator from a second-generation RX-7, likely to help power the big light pods mounted to the nose. Austin Irwin, Car and Driver, 10 Feb. 2022 In the end, Larson recovered after both the battery and alternator belt were changed in his Chevrolet to win for the seventh time this season and lead Elliott into the third round of the playoffs. Jenna Fryer,, 11 Oct. 2021 The lengthy stops to change the battery and the alternator belt saved his race and staved off his own startling flirtation with an early playoff exit. Jenna Fryer,, 11 Oct. 2021 See More

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, in the meaning defined above

History and Etymology for alternator

alternate entry 2 + -or entry 1

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Time Traveler for alternator

Time Traveler

The first known use of alternator was in 1883

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Statistics for alternator

Last Updated

12 Aug 2022

Cite this Entry

“Alternator.” Dictionary, Merriam-Webster, Accessed 13 Aug. 2022.

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More from Merriam-Webster on alternator

Nglish: Translation of alternator for Spanish Speakers

Britannica English: Translation of alternator for Arabic Speakers


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