au·to | \ ˈȯ-(ˌ)tō , ˈä- \
plural autos

Definition of auto 

(Entry 1 of 3)



Definition of auto (Entry 2 of 3)

Definition of auto- (Entry 3 of 3)

— see aut-

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Examples of auto in a Sentence


the auto gave people a level of mobility that they had never known before

Recent Examples on the Web: Noun

The company has been the leading adversary of Mr. Musk in the fight against Tesla’s efforts to sell directly to customers without the use of the independent dealers that are legally mandated for auto makers. John D. Stoll, WSJ, "Tesla’s Musk Needs to Find His Mary Barra," 13 July 2018 The burglary was on the 1000 block of Claim Street, only a few blocks away from the auto shop, Ferrelli said. Megan Jones, Aurora Beacon-News, "Aurora police vehicle crashes into auto shop while responding to burglary," 9 July 2018 Should create an air tunnel underwater against cave roof & auto-conform to odd shapes like the 70cm hole. Radhika Viswanathan, Vox, "Elon Musk: let’s build an “air tunnel underwater” to save the Thai boys in the cave," 6 July 2018 Vestal could not confirm the exact number of cars damaged until the auto yards did a full inspection of their lots. Claire Morgan, sacbee, "Fire damages auto yards' cars near Florin Road in Sacramento County," 27 June 2018 The institute’s clients include both individual auto makers and the Energy Storage System Evaluation and Safety Consortium, a group of manufacturers organized by the institute. Rye Druzin, San Antonio Express-News, "San Antonio R&D center gets new car battery testing facility," 9 June 2018 Foreigners are huge contributors to the U.S. manufacturing base, with 17 auto assembly plants here. Holman W. Jenkins, WSJ, "Is Trump’s Car War a Bluff?," 10 July 2018 Although the Palo Alto company also operates a massive battery factory in Nevada and is negotiating to open an auto plant near Shanghai, Fremont currently remains the sole factory for Tesla’s luxury electric cars. David R. Baker,, "Tesla’s rush to crank up production revealed in building permits," 28 June 2018 Problems inside Tesla’s auto assembly plant in Fremont are so severe that the company has installed a third assembly line underneath a temporary tent-like structure. Russ Mitchell,, "How Tesla uses cash from Nevada casinos to boost its bottom line," 24 June 2018

Recent Examples on the Web: Adjective

Mexico may agree to proposals that end up requiring somewhat more auto parts to be made in the U.S. Josh Zumbrun, WSJ, "As Trump Talks Tough on Trade, Worries Mount Over Lack of Action," 28 May 2018 Those in the coldest climates may want to purchase a battery warmer, available at most auto parts stores or online. David Muller, Car and Driver, "How Severe Cold Affects Your Car (and What to Do about It)," 5 Jan. 2018 Records also showed Harris had called a handful of auto glass repair shops and had searched online for car covers, according to the complaint. Ashley Luthern, Milwaukee Journal Sentinel, "Man charged in hit-and-run crash that killed beloved Milwaukee crossing guard Andrew Tyler," 21 Dec. 2017 Auto critic Mark Phelan contributed to this report. Eric D. Lawrence, Detroit Free Press, "View from a tire-burning, 840-horsepower Dodge Demon gives a taste of Roadkill Nights," 11 Aug. 2017 Auto stop-start can shut down the engine from speeds as high as 14 mph and now uses the camera to read the car’s surroundings. Eric Tingwall, Car and Driver, "2019 Audi A8: Flagship Floats on Active Suspension," 12 July 2017 Auto hauler and logistics provider Jack Cooper has reached a deal with bondholders to restructure more than $400 million in debt. Paul Page, WSJ, "Today’s Top Supply Chain and Logistics News From WSJ," 20 June 2017 A GASKET: Auto parts retailer AutoZone stumbled after its results were weaker than expected. Marley Jay, The Mercury News, "U.S. stocks inch higher as health care companies gain ground," 23 May 2017 Auto demand in China has been cooling since Beijing raised a sales tax on small-engine vehicles at the start of the year, putting off drivers from buying cars. Kelvin Chan, Fox News, "China auto sales shrink in April as demand cools sharply," 11 May 2017

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

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First Known Use of auto


1899, in the meaning defined above


1876, in the meaning defined above

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Statistics for auto

Last Updated

9 Sep 2018

Look-up Popularity

Time Traveler for auto

The first known use of auto was in 1876

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More Definitions for auto


au·to | \ ˈȯ-tō \
plural autos

Kids Definition of auto


Kids Definition of auto-

see aut-

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Comments on auto

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


occurring twice a year or every two years

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