• definitions


  • as inoperating system
  • as insystems program
  • as indisk operating system
  • as inget-up-and-go
Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected.

Synonyms for OS

noun computer software for basic operation
  • MS-DOS
  • MacOS
  • OS
  • OS/2
  • UNIX
  • Windows
  • disk operating system
  • dos
  • executive
  • system software
  • systems program

More words related to OS

disk operating system

noun. computer operating system
  • OS
  • dos
  • operating system
  • system software

operating system

noun. computer software for basic operation

systems program

noun. system software
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.