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OS

 
Dictionary: OS
Home > Library > Literature & Language > Dictionary - Abbr.

abbr.
  1. or O/S Old Style
  2. ordinary seaman

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Hacker Slang: OS
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1. [Operating System] n. An abbreviation heavily used in email, occasionally in speech.

2. n. obs. On ITS, an output spy. See OS and JEDGAR in Appendix A.

Medical Dictionary: OS
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abbr.

Latin. oculus sinister (left eye)

 
Abbreviations: OS
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is short for:

Meaning Category
Left eye (oculus sinister)Medical->Physiology
MouthMedical->Physiology
O SullivanCommunity->Famous
Ocular SinisterMedical->Physiology
Oculus Sinister - Left EyeMedical->Physiology
Off ScreenCommunity->Media
Off-Street parkingCommunity->Housing
Oh StarcraftMiscellaneous->Science Fiction
Old SchoolCommunity->Educational
Old ShinolaMiscellaneous->Funnies
Old SkoolGovernmental->Military
OmniSkyBusiness->Firms
On SeaGovernmental->Military
On ServiceGovernmental->Military
On SheetBusiness->Accounting
On StationGovernmental->Military
On-Orbit StationGovernmental->NASA
One SizeMiscellaneous->Clothes
Online ServicesComputing->Networking
Open ServerComputing->Networking
Open SocketsComputing->Software
Open SourceComputing->General
Computing->Software
Open StreetBusiness->Stock Exchange
Open SystemComputing->General
Operating SoftwareGovernmental->NASA
Operating StandardsBusiness->General
Operating StrengthGovernmental->Military
Operating SystemAcademic & Science->Electronics
Computing->General
Governmental->Military
Computing->Security
Computing->Software
Computing->Drivers
Governmental->NASA
Operations SpecialistGovernmental->Military
Operations SystemComputing->Telecom
Opportunity to ServeGovernmental->Military
Opposite StrandMedical->Human Genome
Optics SubsystemGovernmental->NASA
Optimal StrategyCommunity->Sports
Optimize For SizeComputing->General
Optional StoppingGovernmental->Transportation
Oral SurgeryMedical->Physiology
Orbital ServicingGovernmental->NASA
Orbiter CEI SpecificationGovernmental->NASA
Ordinance SurveyGovernmental->Police
Ordnance SurveyGovernmental->Military
Oregon Steel Mills, Inc.Business->NYSE Symbols
Organizational SoftwareBusiness->General
Organizzazioni SindacaliInternational->Italian
Orthopterists' SocietyMedical->Veterinary
Orzya SativaAcademic & Science->Botany
OsmiumAcademic & Science->Chemistry
Academic & Science->Electronics
Osteogenic sarcoma (context bone tumours)Medical->Oncology
Other SingerBusiness->Positions
Other SpecificationsGovernmental->Military
Other SupplementaryGovernmental->US Government
Out SizedBusiness->Positions
Outer SensorGovernmental->Military
Outer SpaceGovernmental->NASA
Outside ScopeGovernmental->FBI Files
Outside ShotCommunity->Sports
Outstanding StudentAcademic & Science->Universities
Ouvrier spécialiséInternational->French
Over SizedMiscellaneous->Clothes
Overall SurvivalMedical->Oncology
Overhead SendingComputing->Networking
Overhead SpendingBusiness->General
Overseas StudiesAcademic & Science->Universities
Overtly SimilarGovernmental->Military
Oxygen SaturationMedical->Physiology

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WordNet: OS
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Note: click on a word meaning below to see its connections and related words.

The noun has 2 meanings:

Meaning #1: (computer science) software that controls the execution of computer programs and may provide various services
  Synonym: operating system

Meaning #2: the left eye
  Synonym: oculus sinister

Shopping: OS
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osMac Os
Airstick OsOs X
 
 
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Os
ora2
per oral

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Copyrights:

Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2007. Published by Houghton Mifflin Company. All rights reserved.  Read more
Hacker Slang. The Jargon File. Copyright © 2007.  Read more
Medical Dictionary. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company.  Read more
Abbreviations. STANDS4.com - The source for acronyms and abbreviations. Copyright ©2004-2007 STANDS4 LLC. All rights reserved.  Read more
WordNet. WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved.  Read more