| Acronym | Meaning |
| GOSC | General Officer Steering Committee |
| DND | Department Of National Defence (Canada) - Do Not Disturb |
| CIAO | Critical Infrastructure Assurance Office - Component-Integrated ACE ORB |
| NWFZ | Nuclear-Weapon-Free Zone |
| A&S | Armament & Standardisation |
| SCFH | Standard Cubic Foot Per Hour (unit Of Measurement Of Fluid Flow) |
| OBS | Observation/Observer - Obsolete - Obstacle -Off Balance Sheet - Optical Burst Switching (IEEE) - Organic Brain Syndrome - Organization(al) Breakdown Structure |
| PMMA | PolyMethylMethAcrylate |
| ARPA | Advanced Research Projects Agency |
| AR | Arabic Language (ISO 639-1 Code) |