Word Study
dos (root: do)
WORDNET DICTIONARY
Noun dos has 2 senses
- dos(n = noun.group) department of state, state, state department, united states department of state - the federal department in the United States that sets and maintains foreign policies; "the Department of State was created in 1789" is a kind of executive department
- dos(n = noun.communication) disk operating system - an operating system that is on a disk; Array is a kind of operating system, os
has particulars: foggy bottom
has parts: bureau of diplomatic security, ds, foreign service, bureau of intelligence and research, inr
has particulars: microsoft disk operating system, ms-dos
OXFORD DICTIONARY
dos, n. Computing a program for manipulating information on a disk.
Etymology
abbr. of disk operating system
For further exploring for "dos" in Webster Dictionary Online