| Acronym | Definition |
|---|
| PADI➣Professional Association of Diving Instructors (scuba diving) |
| PADI➣Preserving Access to Digital Information |
| PADI➣PPPoE Active Discovery Initiation |
| PADI➣Peptidyl Arginine Deiminase (biology) |
| PADI➣Physical Access - Data Interception |
| PADI➣Provisional Allowable Daily Intake |