- of or relating to automobiles: an auto salesman; auto detailing.
Origin of auto
- a combining form meaning “self,” “same,” “spontaneous,” used in the formation of compound words: autograph, autodidact.
Origin of auto-1
- a combining form representing automobile in compound words: autocade.
Origin of auto-2
- a combining form representing automatic in compound words: autoalarm; autofeed; autofocus. Sometimes also taken as an adjective: auto enlarger; auto stop control; auto dialer.
Examples from the Web for auto
I know that Detroit is losing market share in auto sales, but how did they let the Motown sound slip out of their hands?The Best Albums of 2014
December 13, 2014
A small fire in an auto parts store created explosions that quickly got out of control.Raging Protesters Set Ferguson on Fire
November 25, 2014
Auto factories tend to sprawl horizontally over huge lots, and have flat roofs.Charging Up
The Daily Beast
October 28, 2014
As for the paint job, that would be handled by teenagers in the auto shop class at one of the high schools.Why Does My Kids’ Elementary School Need a Tank?
September 13, 2014
Among the others are massage schools, paralegal programs and auto repair academies.‘Degree Mills’ Are Exploiting Veterans and Making Millions Off the GI Bill
June 28, 2014
They sat on a rock by the roadside waiting for the mailman's auto to come along.Pee-wee Harris
Percy Keese Fitzhugh
You can't be going to make your motor-cycle into an auto; are you?
Mr. Damon never guided a car better than he did his auto that day.
He was leanin' for'ard over the wheel, starin' at the man in the other auto.The Depot Master
Joseph C. Lincoln
That auto won't be done this afternoon, and nobody expects it to be.The Woman-Haters
Joseph C. Lincoln
sometimes before a vowel aut-
- self; same; of or by the same oneautobiography
- acting from or occurring within; self-causedautohypnosis
- self-propelling; automaticautomobile
Word Origin and History for auto
shortened form of automobile, 1899; cf. French auto.
word-forming element meaning "self, one's own, by oneself," from Greek auto- "self, one's own," combining form of autos "self, same," of unknown origin. Before a vowel, aut-; before an aspirate, auth-. In Greek also used as a prefix to proper names, e.g. automelinna "Melinna herself." The opposite prefix would be allo-.
- Self; same:autogamy.
- A prefix meaning oneself, as in autoimmune, producing antibodies or immunity against oneself. It also means by itself, automatic, as in autonomic, governing by itself.