DOS Definition

dŏs, dôs
noun

An operating system that resides on a disk.

Webster's New World

Plural form of do.

Wiktionary
Synonyms:
abbreviation
(computing, Internet) Denial of Service.
Wiktionary

(teaching) Director of Studies; someone in charge of the academic side of a school including training teachers and deciding course materials.

Wiktionary
other

A generic term describing an operating system (OS) that loads from a disk device when the computer system is turned on. Earlier, more primitive OSs loaded from magnetic tape or even paper tape, or were resident in memory. See also OS.

Webster's New World Telecom
Advertisement

Origin of DOS

  • d(isk) o(perating) s(ystem)

    From American Heritage Dictionary of the English Language, 5th Edition

Advertisement

Find Similar Words

Find similar words to DOS using the buttons below.

Words Starting With

Words Ending With

Unscrambles

DOS