The meaning of the Acronym IOS is...

IOS is

• Indian Ocean Station
• Indian Ocean Ship (STDN)
• Indian Ocean STDN Site
• Input/Output Supervision
• Instructor Operator Station

More Meanings For IOS:

• Institute of Oceanographic Sciences
• Institute of Ocean Sciences
• International Organization for Standardization
• International Outsourcing Services
• Investment Opportunity Set
• Individual Ordinance Summary
• International Online Soccer
• Input/Output Supervisor
• Input Output System
• Internetworking Operating System (Cisco)
• Internet Operating System
• Internetwork Operating System
• Internet Over Satellite
• Indian Ocean Station
• Indian Ocean Ship (STDN)

IOS is also in:

• General
• International Business
• NASA
• Networking
• Ocean Science
• Religion
• Sports
• Stock Exchange
• Telecom