-
community | non-profit organizations
-
Symbianos Installer System
miscellaneous | unclassified
-
miscellaneous | unclassified
-
Saratoga Independent School
community | schools
-
community | music
-
Student Information Services
academic & science | universities
-
Schoolnet Internet Server
community | educational
-
Stow Infrastructure System
governmental | military
-
community
-
Software Implementation Specification
governmental | nasa
-
Surabaya International School
community | schools
-
Strategic Information System
governmental | military
-
Singcare International Services
business | companies & firms
-
business | general
-
regional | states
-
Special Intelligence Support
medical | british medicine
-
Special Information System
medical | british medicine
-
computing | software
-
business | toronto stock exchange
-
Psion Software Installation File
computing | file extensions
-
Student Information Systems
academic & science | students
-
Security Industry Specialists
business | companies & firms
-
Standard Interface Specification
governmental | nasa
-
Special Information Systems
governmental | military
-
community | religion
-
Student Information System
community | educational
-
Science Information Systems
academic & science | universities
-
Systems Integration Schedule
governmental | nasa
-
Social Insurance Substitute
governmental | state & local
-
Shuttle Information System
governmental | nasa
-
community | media
-
Satellite Information System
governmental | nasa
-
Susceptible Infective Susceptible
medical | physiology
-
Special Intelligence System
governmental | military
-
Special Intelligence Service
governmental | military
-
Spatial Information System
miscellaneous | unclassified
-
Scanning Imaging Spectrometer
governmental | nasa
-
School Of Information Sciences
miscellaneous | unclassified
-
miscellaneous | photography
-
computing | texting
-
internet | chat
-
Social Information Systems
governmental | police
-
community | religion
-
Supplier Information System
medical | british medicine
-
Superconductor Insulator Superconductor
academic & science | electronics
-
Streamlined Inspection System
governmental | fda
-
Species Information Service
academic & science | botany
-
governmental | nasa
-
governmental | nasa
-
Short Interval Scheduling
business | general
-
governmental | state & local
-
Software Integrated Schedule
governmental | nasa
-
Student Information System
academic & science | universities
-
Software Intensive System
medical | british medicine
-
academic & science | geology
-
computing | file extensions
-
miscellaneous | plastics
-
Surveillance Identification Society
community
-
business | companies & firms
-
State Information Service
miscellaneous | unclassified
-
School Of International Service
miscellaneous | unclassified
-
Superconducting-insulating-superconducting
governmental | nasa
-
computing | software
-
Suspended Imposition Of Sentence
community | law & legal
-
Symbian Installation System
computing | software
-
Special Intelligence Service
governmental | fbi files
-
computing | assembly
-
academic & science | students
-
academic & science | mathematics
-
Surgical Information Systems
medical | british medicine
-
Senior Intelligence Service
medical | british medicine
-
miscellaneous | food
-
Safety Instrumented System
academic & science | electronics
-
miscellaneous | usps
-
Silicone Integrated System
business | products
-
Seti (search For Extra-terrestial Intelligence) Intercept System
academic & science | astronomy
-
Specialized Information Services
miscellaneous | unclassified
-
Signal Intelligence Service
medical | british medicine
-
community | educational
-
community
-
computing | general
-
community | educational
-
Supplies Information Service
medical | british medicine
-
Secret Intelligence Service
governmental | politics
-
Schengen Information System
business | companies & firms
-
Selective Identification System
medical | british medicine
-
Scientific Investigation Study
governmental | us government
-
Strategic Intelligence System
medical | british medicine
-
miscellaneous | unclassified
-
medical | physiology
-
This Term Got 9 Hits On 20102011 (with The Added Keyword Nhs), All From Lists Of Acronyms It Appears Likely That This Term Has Been Retired
medical | british medicine
-
community | conferences
-
business | amex symbols
-
Scientific Instrument Services
miscellaneous | unclassified
-
Sustainable Innovation System
miscellaneous | unclassified
-
Statistical Information System
medical | british medicine
-
Ieee Swarm Intelligence Symposium
community | conferences
-
Silicon Integrated Systems
business | companies & firms
-
miscellaneous | unclassified
-
Social Information System
community
-
Shuttle Interface Simulator
governmental | nasa
-
internet | chat
-
business | occupation & positions
-
System Integration And Support
governmental | military
-
business | general
-
business | stock exchange
-
Simulator Interface System
governmental | nasa