| Acronym | Definition |
|---|
| PDL | Popolo Della Liberta (Italian: People of Liberty; political party) |
| PDL | Premier Development League (sports) |
| PDL | Preferred Drug List |
| PDL | Page Description Language |
| PDL | Premier Development League (North American Soccer) |
| PDL | Perl Data Language |
| PDL | Power Door Locks |
| PDL | Periodontal Ligament |
| PDL | Partidul Democrat Liberal (Romanian: Liberal Democratic Party) |
| PDL | Polarization Dependent Loss |
| PDL | Poundal (unit of force in the foot-pound-second system) |
| PDL | Propositional Dynamic Logic |
| PDL | Pregnancy Disability Leave |
| PDL | Ponce de Leon (NASA) |
| PDL | Program Description Language |
| PDL | Personal Distribution List |
| PDL | Population Doubling Level (biology) |
| PDL | Positioning Data Link (GPS) |
| PDL | Page Definition Language |
| PDL | Process Design Language |
| PDL | Ponta Delgada, Azores Islands, Portugal - Nordela (Airport Code) |
| PDL | Party of the Democratic Left |
| PDL | Pacte des Loups (movie) |
| PDL | Point Defense Laser (TV Show Andromeda) |
| PDL | Permanent Duty Location |
| PDL | Program Determination Letter (US Department of Education) |
| PDL | Petroleum Development Laboratory (University of Alaska Fairbanks) |
| PDL | Pass Down the Line |
| PDL | Portable Data Logger |
| PDL | Preliminary Design Language |
| PDL | Position Description Library |
| PDL | Paddle Subsystem |
| PDL | Price to Be Determined Later |
| PDL | Programmable Design Language |
| PDL | Solar Array Paddle Subsystem |
| PDL | Purification Development Laboratory |
| PDL | Pilot Decision Logic |
| PDL | Plutonium Discard Limit |
| PDL | Photodissociation Dye Laser |
| PDL | Power Divider Lock |
| PDL | Project Document List |
| PDL | Program Direction Letter |
| PDL | Parts Design List (used in aerospace by mechanical designers and engineers) |
| PDL | Primary Distribution List |
| PDL | Post Deployment Leave |
| PDL | Pure Divine Love |
| PDL | Peripheral Diagnostics Language |
| PDL | Pure Diffuse Link |
| PDL | Parameter Download |
| PDL | Program Design/Decision Language |
| PDL | Pre-Distortion Linearization |
| PDL | Package Definition Language (computer programming) |
| PDL | Public Disclosure Law |
| PDL | Punch Drunk Love (movie) |
| PDL | Professional Development Leave |
| PDL | Pulsed Dye Laser |
| PDL | Plastic and Die Casting Ltd. (est. 1947) |
| PDL | Personal Development Leadership (various organizations) |
| PDL | Prescription Drug List (US FDA) |
| PDL | Provisional Driver's License |
| PDL | Purpose Driven Life (book by Rick Warren) |
| PDL | Printer Description Language |
| PDL | Public Distribution List |
| PDL | Process Definition Language |