| Acronym | Meaning |
| BATS | Behavior Analysis Training System - Bradley Advanced Training System |
| KIDS | Knowledge-based Integrated Design System |
| CPAC | Canadian Parliamentary Affairs Channel - Conservative Political Action Conference (see-pack) |
| ACR | Advanced Concepts And Requirements |
| HFE | Human Fertilisation And Embryology (UK Act) |
| NE | Neon |
| KJ | Kilojoule |
| GI | Gibi |
| SIGINT | Signals Intelligence |
| NTSB | National Transportation Safety Board |