| Acronym | Meaning |
 | BLOB | Binary Large OBject |
 | USAPATRIOT | Uniting And Strengthening America By Providing Appropriate Tools Required To Intercept And Obstruct Terrorism |
 | NCB | National Codification Bureau |
 | PPQT | Pre-Production Qualification Test |
 | OBSS | Off Board Sensor Systems - Ordo Byantinus Sancti Sepulchri (Byzantine Order Of The Holy Sepulchre) - Orbiter Boom Sensor System (space Shuttle) - Origins Billion Star Survey |
 | JIB | Joint Information Bureau |
 | YI | Serbia And Montenegro (deprecated FIPS 10-4 Country Code |
 | PMCS | Partial Mission Capable Supply (SM&R Code) - Power Management Control System - Professional Military Comptroller School |
 | ONC | Orthopaedic Nurse Certified |
 | ET | Estonian Language (ISO 639-1 Code) |