PGIA
| Acronym | Definition |
|---|---|
| PGIA | Postgraduate Institute of Agriculture (Sri Lanka) |
| PGIA | Programmable Gain Instrumentation Amplifier |
| PGIA | Proteoglycan-Induced Arthritis |
| PGIA | Printing and Graphics Industries Association of Alberta |
| PGIA | Prince George Interpreters Association |
| PGIA | Preliminary Groundwater Impact Assessment (Delaware) |