| Acronym | Meaning |
| DOS | Denial Of Service (DoS |
| MOZ | Mozambique (ISO 3166 Trigram) |
| OCFS | Oracle Cluster File System |
| PITA | Pain In The Ass |
| CAS | Chemical Abstracts Service - Chief Of The Air Staff - Close Air Support |
| PT | Petatesla -Physical Training (in The Army) -Portugal (ISO 3166 Digram) |
| CVR | Cockpit Voice Recorder - Combat Vehicle Reconnaissance |
| TE | Tellurium |
| NBC | National Broadcasting Corporation - Nuclear |
| PI | Pebi |