| Acronym | Meaning |
| PUG | PET Users Group |
| ZF | Zeptofarad |
| WSMR | White Sands Missile Range (whiz-murr) |
| USAPATRIOT | Uniting And Strengthening America By Providing Appropriate Tools Required To Intercept And Obstruct Terrorism |
| FIGJAM | Fuck I'm Good |
| CAAT | OrCampaign Against Arms Trade - The Johns Hopkins Center For Alternatives To Animal Testing |
| NSDAP | Nationalsozialistische Deutsche Arbeiterpartei (German: German National Socialist Workers Party |
| CRT | Cardiac Resynchronization Therapy - Cathode Ray Tube - Chinese Remainder Theorem |
| TDP | Technology Demonstration Programme |
| CISA | (U.S.) C4I Integration Support Activity |