alternator

noun

al·​ter·​na·​tor ˈȯl-tər-ˌnā-tər How to pronounce alternator (audio)
 also  ˈal-
: an electric generator for producing alternating current

Examples of alternator in a Sentence

Recent Examples on the Web
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This system, called Mild Hybrid Zero Emission Hotel Mode, is based on a 42-kWh lithium battery pack and an alternator connected to one of the three engines. Sofia Celeste, Footwear News, 3 Sep. 2025 That puts an incredible amount of stress on your battery, your starter and your alternator. James Morris, Forbes.com, 30 Aug. 2025 In June, 48-year-old Jonathan Torres’ girlfriend, the mother of his child, told him that his friend, Orlando Atencio, had helped fix her car’s alternator, according to a criminal complaint. Paloma Chavez, Sacbee.com, 27 June 2025 The navy said the fishermen had reported damage to their boat’s alternator two days after setting sail from Pucusana Bay, south of Peru’s capital Lima. Stephen Sorace, FOXNews.com, 11 May 2025 See All Example Sentences for alternator

Word History

First Known Use

1883, in the meaning defined above

Time Traveler
The first known use of alternator was in 1883

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Cite this Entry

“Alternator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alternator. Accessed 10 Sep. 2025.

Kids Definition

alternator

noun
al·​ter·​na·​tor ˈȯl-tər-ˌnāt-ər How to pronounce alternator (audio)
 also  ˈal-
: an electric generator for producing alternating current

More from Merriam-Webster on alternator

Last Updated: - Updated example sentences
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