| Acronym | Meaning |
| AG | Attogram |
| BRI | Bathroom Readers Institute (publishers Of Series Of Uncle John's Bathroom Readers Books) |
| PS | Pashto Language (ISO 639-1 Code) - Picosecond |
| BST | Binary Search Tree - Blended Sales Tax -Bovine Somatotropin -British Summer Time |
| STDM | Statistical Time Division Multiplexing |
| NAVMACS | Naval Modular Automatic Communication Subsystem |
| TRL | Technology Readiness Level |
| VLIW | Very Long Instruction Word |
| ZHA | Zhuang Language (ISO 639-2 Code) |
| CINC | Commander In Chief |