Abbreviations & Acronyms Dictionary

Scientific or Industrial Organization
Scripps Institute of Oceanography
Scripps Institution of Oceanography
Section Interorganisations
Security and Information Operations
Security Information Object
Senior Intelligence Officer
Senior Investigating Officer
Senior Investigative Officer
Serial I/O
Serial Input and Output
Serial Input Output
Serial Input/Output
Service Indicator Octet
Service Information Field
Service Information Octet
Ship Intelligence Officer
Shirshov Institute of Oceanology
Shuttle Integration Office
Signaling Information Octet
Signalling Information Octet
Silicon Monoxide
Silicon Oxide
Silicone oil
Simultan Input Output
Simultan Input/Output
Simultaneous Interface Operation
Siouan
Sirio
Skidaway Institute of Oceanography
Social Investment Organization
Space Intelligence Officer
Special Information Operation
Special information operations
Special Inquiry Officer
Staged in Orbit
Stakeholder Involvement Office
Standard I/O
Standard Installation Organization
Start I/O
Start Input/Output
Stategic Intelligence Officer
Status Indication "Out of Alignment"
Step Input/Output
Strategic Information Office
Structured Image Operation
Supervisory Immigration Officer
System Integration Office
Systems Integration Office