IWIS


AcronymDefinition
IWISInternational Wheat Information System
IWISInstitution-Wide Information Strategies
IWISIBM (International Business Machines Corporation) Workers International Solidarity (international union)
IWISIntelligent Well Interface Standardisation (oil & gas)
IWISInternational Workshop on Information Security (telecommunications; annual conference)
IWISInterceptor Weapons Instructor School