au·​to | \ ˈȯ-(ˌ)tō How to pronounce auto (audio) , 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

Noun the auto gave people a level of mobility that they had never known before
Recent Examples on the Web: Noun The Metropolitan Crime Commission called on the city to revive the program, pointing to the massive spike in auto burglaries — many committed by kids — before the coronavirus pandemic. Matt Sledge,, "New Orleans launches in-home supervision program for kids accused of crimes," 20 Nov. 2020 Then check the liability coverage on your home and auto policies. Dallas News, "Motley Fool: Walgreens stock is on sale," 19 Nov. 2020 In response to the influx, York expanded its EL program and hired more teachers, including some who now help teach popular electives like auto mechanics. Melissa Sanchez, ProPublica, "Inside the Lives of Immigrant Teens Working Dangerous Night Shifts in Suburban Factories," 19 Nov. 2020 The Trump administration plan was to freeze the auto mileage standard at the 2020 level, only 36.9 mpg. Los Angeles Times, "Column: Biden can make historic strides on climate after four years of Trump vandalism," 19 Nov. 2020 The Lightcycle Morph light can detect the color temperature and brightness of local daylight, and even auto-correct brightness depending on age. Sarah Vincelette, USA TODAY, "The 12 best gifts to buy from Dyson," 19 Nov. 2020 The engine’s fuel-saving auto-stop at traffic lights is unobtrusive. Mark Phelan, Detroit Free Press, "2021 Ford F-150 hybrid pickup features flat-folding seats, pop-up desk for laptops," 19 Nov. 2020 Vegamour offers an auto-delivery plan that saves subscribers 15%, dropping the price per bottle down to $58. Sian Babish,, "Vegamour Gro+ Advanced Hair Serum review: Can this hair serum help prevent and reverse hair loss?," 19 Nov. 2020 Class issues are what make this auto-biopic insulting. Armond White, National Review, "Hillbilly Elegy: Opie and Vance at Yale and Hollywood," 18 Nov. 2020 Recent Examples on the Web: Adjective The basic design, however, has changed little from the original, which used a then-unique 10-round rotary magazine to feed a reliable blowback semi-auto action. Mike Dickerson, Field & Stream, "The Best Guns for First-Time Buyers," 19 Aug. 2020 Even in the age of the semi-auto handgun, revolvers are still a viable choice for personal protection, and no revolver cartridge has a better record for stopping bad guys than the .357 Magnum. Richard Mann, Field & Stream, "The 15 Best Personal Defense Ammo for Handguns, Rifles, and Shotguns," 27 July 2020 More often than not, that shotgun is a semi-auto, chosen for functionality and for quick follow-up shots. Savage Arms, Field & Stream, "Savage’s Revolutionary Renegauge," 30 July 2020 His Optimum Shotgun Performance shotgun school helps improve the skills of more than 2.000 students annually, and Ash was instrumental in the design of Mossberg’s new 930 Pro-Series sporting clays semi-auto shotgun. Joe Genzel, Outdoor Life, "Expert Shotgun Shooting Tips from Trap, Skeet, and Sporting Clays Pros," 16 June 2020 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

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

23 Nov 2020

Cite this Entry

“Auto.” Dictionary, Merriam-Webster, Accessed 24 Nov. 2020.

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More Definitions for auto

English Language Learners Definition of auto-

: self : same one
: automatic : acting by itself


au·​to | \ ˈȯ-tō How to pronounce auto (audio) \
plural autos

Kids Definition of auto


Kids Definition of auto-

see aut-

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