| Acronym | Definition |
|---|
| PESA➣Petroleum Exploration Society of Australia |
| PESA➣Petroleum Equipment Suppliers Association |
| PESA➣Philosophy of Education Society of Australasia |
| PESA➣Persins Enterprise System Architecture |
| PESA➣Passive Electronically Steered Array (radar technology) |
| PESA➣Panchayat Extension in Scheduled Areas (India) |
| PESA➣Provisioning Engineering Support Agency |
| PESA➣Per-Cutaneous Epididymal Sperm Aspiration |