IOS

Acronym	Definition
IOS	Internetwork Operating System
IOS	Institute of Software (Chinese Academy of Sciences)
IOS	International Organization for Standardization
IOS	Issues of Substance (Canada)
IOS	Index of Services (service industries; various locations)
IOS	Independent On Sunday
IOS	Isles of Scilly
IOS	iPhone Operating System (Apple)
IOS	Institute of Swimming (UK)
IOS	Internal Oversight Service (UN)
IOS	Integrative Organismal Systems (various organizations)
IOS	Internet Operating System
IOS	International Opera Studio (Zurich, Switzerland)
IOS	Input Output Subsystem
IOS	Input Output System
IOS	Intel Online Services
IOS	Input Output Supervisor
IOS	Institute of Statisticians (est. 1948; now Royal Statistical Society; UK)
IOS	Institute of Ocean Sciences (Canada)
IOS	Isle of Springs (Maine)
IOS	Interior Office of the Solicitor (US DOI)
IOS	Instructor Operator Station
IOS	Institute of Sociology
IOS	Institute of Oceanographic Sciences
IOS	Is ook schitterend (Dutch band)
IOS	Instructor Operating Station
IOS	Interorganizational System
IOS	Internet Office Suite (software)
IOS	International Outsourcing Services
IOS	Internet Over Satellite
IOS	Illinois Orchid Society (est. 1952)
IOS	Input/Output Subsystem
IOS	Institute of Objective Studies (India)
IOS	International Organization for Standards
IOS	Interorganizational Information System
IOS	Integrated Observing System
IOS	Input/Output Supervisor
IOS	Institute for Optical Sciences (University of Toronto; Canada)
IOS	Integrated Office System
IOS	I'm Only Sleeping (Beatles song)
IOS	Ilheus, Bahia, Brazil - Eduardo Gomes (Airport Code)
IOS	Insurance Overload Staffing (Dallas, TX)
IOS	Intelligence Operations Specialist (US Federal Bureau of Investigation)
IOS	International Online Soccer (gaming, Half-Life modification)
IOS	Institute for Orgonomic Science
IOS	International Oak Society
IOS	Internet Ophthalmology Society
IOS	Inter-Operability Specification
IOS	Initial Operational System
IOS	International Officer School
IOS	Inter-Operability Standard
IOS	Integrated Observation System
IOS	Igoss Observing System
IOS	International Operator Services (Sprint)
IOS	Interim Operational Supplement
IOS	Indian Ocean Tracking Station (AFSCN)
IOS	Inventory Of Service
IOS	Intranet Operating System
IOS	Internal Order System
IOS	Inspired of Spirit (online forum)
IOS	Illinois Orthopaedic Society
IOS	Inter-Organizations Section
IOS	Integrated Operational Services
IOS	Intelligence Operations System (USMC replacement for TCO and IAS Suites)
IOS	Intermediate Open System
IOS	Interconnected Operating System
IOS	Inactive, Obsolete, Surplus (jobs)
IOS	Individual Ordinance Summary
IOS	Integrated Operations Scenario
IOS	Improved Oceanographic Sensor
IOS	Internal Opportunity System (Motorola)
IOS	Initial Operating Sector
IOS	Interim Operational System
IOS	Infinity Optical Systems
IOS	Integrated Outsourcing Services GmbH (Germany)