| Acronym | Definition |
|---|
| PDI➣Punti di Interesse (Italian: Points of Interest; tourism) |
| PDI➣Protein Disulfide Isomerase |
| PDI➣Policia de Investigaciones de Chile (Spanish: Investigative Police of Chile) |
| PDI➣Personal Docente e Investigador (Spanish: Personal Educational and Investigating) |
| PDI➣Professional Development Institute |
| PDI➣Pre Delivery Inspection |
| PDI➣Program Development and Implementation (various organizations) |
| PDI➣Philippine Daily Inquirer |
| PDI➣Personnel Decisions International (human resources consulting company) |
| PDI➣Performance Diesel, Inc. (Saint George, UT) |
| PDI➣Power Dissipation Index (meteorology) |
| PDI➣Partai Demokrasi Indonesia |
| PDI➣Pacific Data Images |
| PDI➣Planning, Design and Implementation (computing) |
| PDI➣Print Engine Data Interface |
| PDI➣Payload Defect Indicator |
| PDI➣Pure Data Interface |
| PDI➣Primary Delay Interval |
| PDI➣Picture Description Instruction |
| PDI➣Personal Data Interchange |
| PDI➣Production Data Interface |
| PDI➣Packet Driver Interface |
| PDI➣Power and Data Interface |
| PDI➣Polymer Distribution, Inc. (Canada) |
| PDI➣Professional Development Initiative |
| PDI➣Post Delivery Inspection |
| PDI➣Post Donation Information (healthcare) |
| PDI➣Portable Data for Imaging |
| PDI➣Polydispersity Index |
| PDI➣Preservation Description Information |
| PDI➣Polo Democratico Independient (Spanish: Independent Democratic Pole) |
| PDI➣Plumbing and Drainage Institute |
| PDI➣Protein-DNA Interaction (microbiology) |
| PDI➣Personal Disposable Income |
| PDI➣Political Data, Inc. (California) |
| PDI➣Previously Disadvantaged Individual (South Africa) |
| PDI➣Population and Development International (various locations) |
| PDI➣Power Doppler Imaging |
| PDI➣Partnership Drugs Initiative |
| PDI➣Primary Data Input (hot rolling mills) |
| PDI➣Progressive Dynamics, Inc. (Marshall, MI) |
| PDI➣Professional Development Infrastructure (education) |
| PDI➣Positive Deviance Initiative (Tufts University, Boston, MA) |
| PDI➣Professional Digital Imaging (various organizations) |
| PDI➣People of Destiny International (now Sovereign Grace Ministries) |
| PDI➣Precision Devices Inc. |
| PDI➣Past Due Interest |
| PDI➣Performance Demonstration Initiative |
| PDI➣Premier Designs, Inc. (Dallas, TX) |
| PDI➣Public Diplomacy Institute (George Washington University; Washington, DC) |
| PDI➣Program and Debug Interface (Atmel Corporation) |
| PDI➣Parts Distributors, Inc. (Ohio) |
| PDI➣Phase Doppler Interferometry (measurement tool to characterize liquid spray behavior) |
| PDI➣Payload Data Interleaver |
| PDI➣Plan de Développement International de Bruxelles |
| PDI➣Pedestrian Danger Index |
| PDI➣Physical Damage Insurance |
| PDI➣Preferences, Demographics, and Interests |
| PDI➣Predetermined Income (financial services industry) |
| PDI➣Project Development Institute |
| PDI➣Potentially Disqualifying Information |
| PDI➣Precision Drilling International |
| PDI➣Post Detection Integration |
| PDI➣Pace Downtown Index (economic index; Pace University; New York) |
| PDI➣Please Do Investigate |
| PDI➣Pressure Differential Indicator (industrial control description) |
| PDI➣Parti Démocratique Islamique (Islamic Democratic Party, Rwanda) |
| PDI➣Partia për Drejtësi dhe Integrim (Albanian: Party of Justice and Integration) |
| PDI➣Potential Daily Intake |
| PDI➣Pilot's Direction Indicator |
| PDI➣Potential Discrepancy Item (DISA Database Security Technical Implementation Guide) |
| PDI➣Pre-Dispositional Investigation |
| PDI➣PONTIS Data Interchange |
| PDI➣Point Dipole Interaction |
| PDI➣Pituitary Diabetes Insipidus |
| PDI➣Parti Démocratique pour l'Independence (French: Democratic and Independence Party, Morocco) |
| PDI➣Power Dimension Inc. |
| PDI➣Path Defect Indicator |
| PDI➣Perspective Dark-Field Imaging (semiconductor wafer inspection) |
| PDI➣Pre-Designated-Items |
| PDI➣ProFiles Data Interchange |
| PDI➣Product Deficiency Investigation |
| PDI➣Permanent Disability Insurance |
| PDI➣Predisciplinary Interview |
| PDI➣Prospect Data Integration |
| PDI➣POM Development Instructions |
| PDI➣Predeployment Inspection |
| PDI➣Product Data Index (configuration management) |
| PDI➣Precision Driving Instructor |
| PDI➣Professional Development - IP Committee |
| PDI➣Per Delivery Inspection |