DOS

[ daws, dos ]

/ dɔs, dɒs /

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See synonyms for DOS on Thesaurus.com

noun Computers.

any of several single-user, command-driven operating systems for personal computers, especially MS DOS.

QUIZ

TAKE JOY IN ACING THIS QUIZ ON “PRIDE” SYNONYMS

Hold your head up high as you embark on this quiz that explores some of the synonyms and meanings of “pride.”

Question 1 of 7

What does "dignity" mean?

showing self-respect

treating others with kindness

acting selfishly

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Origin of DOS

d(isk)o(perating)s(ystem)

Words nearby DOS

dorty, Dorval, dory, doryman, dory skiff, DOS, dos-à-dos, dosage, do's and don'ts, dose, dose equivalent

Other definitions for DOS (2 of 3)

DOS

abbreviation

Department of State.

Other definitions for DOS (3 of 3)

DoS

[ daws, dos, dee-oh-es ]

/ dɔs, dɒs, ˈdiˌoʊˈɛs /

abbreviation

Computers. denial-of-service: DoS protection for web servers.

How to use DOS in a sentence

In 1998, Joel Thomas Zimmerman was 16 years old, noodling around with vintage DOS music software like Impulse Tracker.
Mickey Mouse Takes Deadmau5 to Court|Jay Michaelson|September 3, 2014|DAILY BEAST
Despite signing paperwork and a checklist of dos and don'ts, I was in way over my head.
My ‘Kink’ Nightmare: James Franco’s BDSM Porn Documentary ‘Kink’ Only Tells Part of the Story|Aurora Snow|August 30, 2014|DAILY BEAST
As Sherman herself starred in that series, so Franco stars–in drag–in his re-dos.
Why Does the Art World Coddle James Franco?|Jessica Dawson|April 22, 2014|DAILY BEAST
He took pride in helping struggling Brazilians like Pereira dos Santos.
The Brutal Fall of Brazilian Billionaire Eike Batista|Mac Margolis|June 25, 2013|DAILY BEAST

Dos Passos interweaved the stories of his more proletarian subjects with biographies of some well-known Americans.
Individual Lives in an Unforgiving America|Michael Tomasky|May 22, 2013|DAILY BEAST
At the end of the stone bridge, at the ponte dos tres pontes, next to Recife, the guards are more numerous and strict.
Journal of a Voyage to Brazil|Maria Graham
"Keep cool, Wes," MacHenery whispered to his opponent as they dos-à-doed back into position.
The Great Potlatch Riots|Allen Kim Lang
His brother Lawrence having fallen ill of consumption, Washington went with him to Barba-dos, where he had an attack of smallpox.
The Story of the Thirteen Colonies|H. A. (Hlne Adeline) Guerber
The "Dos Estrellas" Mine is yet another example of this successful district.
Mexico|Charles Reginald Enock
There are very few lakes in Brazil, and only one worth speaking of—the Lagoa dos Platos—which is 150 miles long.
Martin Rattler|R.M. Ballantyne

British Dictionary definitions for DOS

DOS

/ (dɒs) /

n acronym for trademark computing

disk-operating system, often prefixed, as in MS-DOS and PC-DOS; a computer operating system

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012