What does Ios stand for?

De Iosepho - Philo (BJA)

Davenport Public Library, Davenport, IA - OCLC symbol (OCLC)

IGOSS - Integrated Global Ocean Station System Observing System - Marine science (MSC)

Ilheus - Brazil - Airport symbol (OAG)

Illinois Orthopaedic Society (SAUO)

Image Optical Scanner

Image Orthicon System

Inbound Operation Signal (SAUS)

Independent Order of Svithiod (EA)

Indian Ocean Ship

Indian Ocean Site (SAUS)

Indian Ocean Station (MCD)

Initial Operational System (SAUO)

Initial Operations System (ACAE)

Input-Output Selector - Computer science (IEEE)

Input-Output Sense - Computer science (KSC)

Input-Output Skip - Computer science

Input/Output Statement (SAUS)

Input/Output Strobe (VLIE)

Input/Output Subsystem (NITA)

Input-Output Supervision - Computer science (NASA)

Input/Output Supervisor (SAUS)

Input-Output Switch - Computer science

Input/Output Synchronizer (SAUS)

Input/Output System - General Automation - Computer science

Inspection Operation Sheet (AAG)

Inspection Operation System (AAG)

Inspector of Schools - British (DAS)

Instant On Switch (SAUS)

Institute for Objectivist Studies (EA)

Institute of Objective Studies - Institute (APS)

Institute of Oceanographic Sciences - British - Research center (IRC)

Institute of Oceanographic Services (SAUO)

Institute of Ocean Sciences - Canadian Department of Fisheries and Oceans - Research center (RCD)

Institute of Optimization and Systems Theory - Stockholm

Institute of Sociology (SAUO)

Institute of Statisticians - British (DBA)

Instructor Operation Station - Army (NASA)

Instructor Operator Station (SAUS)

Instrumentation Operation Station

Instrument Operating System

Insurance Officials Society (SAUO)

Integrated Observation System (MCD)

Integrated Office System - JSB Computer Systems/Olivetti (NITA)

Integrated Operation System (SAUS)

Integrated Operator System - Telecommunications

Intelligence Operations Specialist - Military (MCD)

Intelligence Oversight

Intelligent Optical Sensor (SAUS)

Interactive Operating System - Computer science

Interceptor Operator Simulator (IAA)

Interim Operational System

Intermediate Open System - Open Systems Interconnection (ODAA)

Internationale Organisation fuer Sukkulentenforschung - International Organization for Succulent Plant Study - IOS (EAIO)

International Oculoplastic Society (NTPA)

International Officer School - Military

International Offshore Services Ltd. (SAUO)

International Oleander Society (EA)

International Organization for Standardization - Official initialism is ISO

International Organization for Succulent Plant Study (SAUO)

International Orthokeratology Society (EA)

Internet Ophthalmology Society (SAUO)

Internetworking Operating System (SAUS)

Internetwork Operating System - Computer science (IGQR)

Inter-Operability Specifications (SAUO)

Interorganizational Systems (SAUO)

Interplanetary Scintillation (SAUS)

Interplant Order Status (SAUS)

Intraoperative Sonography - Radiology (DAVI)

Investors Overseas Services Ltd. - Firm which sells mutual funds in foreign countries

I/O Subsystem (SAUS)

I/O Supervisor - Information technology

Iraqi Organization for Standardization (SAUO)

Iraqui Organization for Standardization (SAUO)

ISDN- Integrated Services Digital Network Operational Software

Isle Of Skye - Scotland

Isles of Scilly Skybus Ltd. - British - ICAO designator (FAAC)

Israel Oriental Society (SAUO)

Israel Oriental Studies - A publication (SAUS)

Mosquito Enterprises, Inc., Everett, WA - Manufacturer code for watercraft hull identification number (USCG)