| Acronym | Definition |
|---|
| PDE➣Personal Development Education |
| PDE➣Pennsylvania Department of Education |
| PDE➣Provincial Department of Education (various locations) |
| PDE➣Partial Differential Equation |
| PDE➣Professional Development & Education (various organizations) |
| PDE➣Pengolahan Data Elektronik (Indonesian: Electronic Data Processing) |
| PDE➣Product Development Engineer (various companies) |
| PDE➣Probability Density Estimation (physics) |
| PDE➣Processing Development Environment (software) |
| PDE➣Phosphodiesterases |
| PDE➣Power Distribution Equipment (est. 1997; Franklin Park, IL) |
| PDE➣Phi Delta Epsilon (medical fraternity) |
| PDE➣Plug-In Development Environment |
| PDE➣Permitted Daily Exposure |
| PDE➣Personal Developer'S Edition |
| PDE➣Position Determination Entity |
| PDE➣Possible Duplicate Emission |
| PDE➣Pulse Detonation Engine |
| PDE➣Panama Diamond Exchange (Panama City, Panama) |
| PDE➣Planning, Decision, and Execution |
| PDE➣Paramount Digital Entertainment |
| PDE➣Plataforma en Defensa de l'Ebre (Catalan: Platform for the Defence of the River Ebre) |
| PDE➣Paul Dresher Ensemble (Brooklyn, NY) |
| PDE➣Personal Digital Entertainment |
| PDE➣Prescription Drug Event |
| PDE➣Product Data Exchange |
| PDE➣Present-Day English |
| PDE➣Professional Development Event |
| PDE➣Print Data Exchange (Japan) |
| PDE➣Project Dive Exploration (Divers Alert Network) |
| PDE➣Purely Domestic Enterprise (finance) |
| PDE➣Position Determining Entity |
| PDE➣Photon Detection Efficiency |
| PDE➣Primary Developmental Education (US Air Force) |
| PDE➣Plataforma en Defensa del Ebro (Spanish: Platform for the Defence of the River Ebre) |
| PDE➣Pseudo Death Experience |
| PDE➣Project Development Engineer |
| PDE➣Portable Electronic Device |
| PDE➣Product Design Engineer |
| PDE➣Pyridoxine-Dependent Epilepsy |
| PDE➣Primary Designated Engineer |
| PDE➣Process Development Engineer |
| PDE➣Primark Decision Economics |
| PDE➣Production Estimate |
| PDE➣Potential Daily Exposure |
| PDE➣Philadelphia Drug Exchange |
| PDE➣Projected Operational Environment |
| PDE➣Propagation Delay Estimation |
| PDE➣Pre-Emphasis/De-Emphasis |
| PDE➣Preliminary Determination of Epicenter(s) (USGS) |
| PDE➣Paddle Drive Electronics |
| PDE➣Preliminary Data Element |
| PDE➣Project/Program Director, Electronics |
| PDE➣Permission Display Engine |
| PDE➣Predictive Density Estimation |