| Acronym | Meaning |
| ROS | Reactive Oxygen Species |
| BGA | Ball Grid Array - Brandy And Ginger Ale (alcoholic Beverage) |
| SG | Seaborgium |
| HRV | Croatia (ISO 3166 Trigram) -High Resolution Visible |
| TLAR | That Looks About Right (chat Shorthand) - Transporter-Launcher And Radar |
| AA | Attoampere |
| NCW | Network Centric Warfare |
| BUR | Burma (ISO 3166 Trigram; Obsolete Since 1989) |
| PDD | Past Due Date - Presidential Decision Directive |
| TSL | Transportation Security Laboratory |