title: OCS
text: # OCS
  
  OCS or Ocs may refer to:
  
  ## Places
  
  * Öcs, a village in Veszprém county, Hungary
  * Outer Continental Shelf, a maritime federal land zone beyond the jurisdiction of the United States
  
  ## Music
  
  * Ocean Colour Scene, an English rock group
  * Thee Oh Sees, an American experimental rock band
  
  ## Psychiatry and medicine
  
  * Obsessive-compulsive syndrome or obsessive-compulsive disorder, a psychiatric anxiety disorder
  * Ontario Cannabis Store
  * Oral corticosteroid
  
  ## Science and technology
  
  * Open Collaboration Services, for integration of web services and communities into desktop and mobile applications, an open and vendor-independent API
  * Office of the Chief Scientist (Australia), a part of Department of Innovation, Industry, Science and Research
  * Original Chip Set, used in the earliest Commodore Amiga computers
  * Carbonyl sulfide, a chemical compound with the formula OCS
  * Microsoft Office Communications Server, a software product
  * OCS Inventory (Open Computer and Software Inventory), an application which inventories IT assets
  * Online charging system, a system allowing providers of communication services to charge customers based on service usage
  * Overhead contact system, a system which provides electric power to trains
  
  ## Schools and alumni associations
  
  * Officer candidate school, a training establishment in many countries where military officers are trained
  * Oklahoma Christian School
  * Old Cliftonian Society, the society for the alumni of Clifton College, Bristol, England
  * Opelika City Schools, a school district headquartered in Opelika, Alabama, United States
  * Senator O'Connor College School in Toronto, Ontario, Canada
  
  ## Other uses
  
  * Corisco International Airport, IATA airport code "OCS"
  * Federation of Old Cornwall Societies or sometimes OCS, a Cornish history charity
  * OCS (TV channel), a group of French pay television networks dedicated to films and series operated by Orange S.A.
  * Old Church Slavonic, a Slavic language which developed in the 9th century
  * Office of Community Services, a US Federal Government agency
  * On course side, a term meaning that a sailboat has crossed the start line of a race early
  * Operational Combat Series, a game series from The Gamers and Multi-Man Publishing
  