| Acronym | Meaning |
| SAU | Saudi Arabia (ISO 3166 Trigram) |
| SIIT | Saskatchewan Indian Institute Of Technologies (Canadian University) - Sirindhorn International Institute Of Technology (Thai University) - Stateless IP/ICMP Translation Algorithm |
| RSPCA | Royal Society For The Prevention Of Cruelty To Animals |
| 3D | Three |
| DTH | Direct To Home (television) |
| SGP | Singapore (ISO 3166 Trigram) |
| IPW | Interrogation Of Prisoners Of War |
| UNDE | Union Of National Defence Employees (Canada) |
| SEADI | Senior Executioner Of Approved Driving Instructors |
| CRM | Cardiac Rhythm Management - Customer Relationship Management |