| Acronym | Meaning |
| TON | Tonga (ISO 3166 Trigram) |
| EBW | Exploding BridgeWire |
| PARP | (NATO Partnership For Peace) Planning And Review Process |
| TMT | Thirty Meter Telescope |
| PCB | See Entry |
| PTUI | Plain-Text User Interface (pa-too-ey) (cf CLI) |
| ECU | Ecuador (ISO 3166 Trigram) -European Currency Unit (ancestor Of The Euro) |
| JUGFET | JUnction Gate Field-Effect Transistor |
| VZ | Verizon Communications (NYSE Code) |
| MEMS | Microelectromechanical System |