| Acronym | Definition |
|---|
| DSE | Department of Sustainability and Environment (Australia) |
| DSE | DSA (Directory Server Agent) Specific Entry |
| DSE | Dhaka Stock Exchange |
| DSE | Display Screen Equipment |
| DSE | Digital Signage Expo (trade show) |
| DSE | Dossier Social Étudiant (French: Social Student File) |
| DSE | Department of Science and Education (various organizations) |
| DSE | Digitale Stad Eindhoven (Dutch: Digital City Eindhoven; Eindhoven, Netherlands) |
| DSE | Diploma of Secondary Education (Hong Kong) |
| DSE | Data Science and Engineering (course of study) |
| DSE | Detroit Speed and Engineering (now Detroit Speed, Inc.) |
| DSE | Department of Special Education (various locations) |
| DSE | Dick Smith Electronics (Ausralia, New Zealand) |
| DSE | Dose Sans Effet (French: Ineffective Dose) |
| DSE | Deutsche Stiftung für Internationale Entwicklung (German Foundation for International Development) |
| DSE | Deep Space Exploration |
| DSE | Delhi School of Economics (India) |
| DSE | Damascus Securities Exchange (stock exchange; Syria) |
| DSE | Dossier de Santé Électronique (French: Electronic Health Record; Canada) |
| DSE | Database Search Engine |
| DSE | Digitized Shape Editor |
| DSE | Dedicated Support Engineer |
| DSE | Display Station Emulation |
| DSE | Digital Special Effects |
| DSE | Dedicated Server Engineers |
| DSE | Data Structure Editor |
| DSE | Digital Set Emulation |
| DSE | Direct Switching Exchange |
| DSE | Directory Specific Entry |
| DSE | Digital Service Encoder |
| DSE | Dobutamine Stress Echocardiography |
| DSE | Data Storage Expo (trade show) |
| DSE | Digital Special Effect |
| DSE | Data Services Environment |
| DSE | Data Storage Equipment |
| DSE | Dry Sheep Equivalent |
| DSE | Directeurs Sécurité d'Entreprise (French: Corporate Security Directors) |
| DSE | Data Switching Exchange |
| DSE | Diploma Superior de Español (Spanish: Higher Diploma in Spanish) |
| DSE | Degree of Synergistic Effect |
| DSE | Deep Stack Extravaganza (poker tournament) |
| DSE | Digital Systems Engineering |
| DSE | Data Switching Equipment |
| DSE | Droplet Surface Etching |
| DSE | Deca Sports Extreme (game) |
| DSE | Deal Search Engine (DataFeedFile) |
| DSE | Dead Store Elimination (compiler optimization) |
| DSE | Decision Support Environment |
| DSE | Digital Set Emulation (telephony emulator) |
| DSE | Distributed Systems Environment |
| DSE | Diamond Spectrum Enterprises (Netherlands) |
| DSE | Daiichi System Engineering Co., Ltd. (Japan) |
| DSE | Distributed Software Engineering Section |
| DSE | Dry-Sugar Equivalent |
| DSE | Distributed Single Layer Embedded |
| DSE | delayed secondary enrichment |
| DSE | Domestic Sewage Exclusion |
| DSE | Delhi Stock Exchange Limited (Delhi, India) |
| DSE | Drug Safety Evaluation |
| DSE | Data Systems Engineering |
| DSE | Direct Support Element |
| DSE | Division Support Element (US Army) |
| DSE | Depot Support Equipment |
| DSE | Data Set Extension |
| DSE | Digital Switching Exchange |
| DSE | Developmental Support Equipment |
| DSE | Deep Silicon Etching |
| DSE | District Structural Engineer |
| DSE | Decaluwe Systems Engineering |
| DSE | Deputy for Software Engineering |
| DSE | Dynamic Subwoofer Enclosures, LLC |
| DSE | Development Software Engineer |
| DSE | Draft Safety Evaluation |
| DSE | Directorate of Scientific Evaluation (India) |
| DSE | Delta South Elementary (Delta, Utah, USA) |
| DSE | Desktop Search Enterprise (software) |
| DSE | Deputy for Software Evaluation |
| DSE | Dewar Support Electronics |
| DSE | Darlington Street East (United Kingdom) |
| DSE | Double Silk and Enameled (coating on wire used to make coils for electromagnetic devices; archaic) |
| DSE | Development Supportability Engineering |
| DSE | Date Service Established |
| DSE | Development Support Environment |
| DSE | Deployment Support Equipment |
| DSE | Digital Switch Engineering |
| DSE | Data-Structure Extracion (SQL) |
| DSE | Designated System Environment |
| DSE | Dynamic Synthetic Environment |
| DSE | Detection Systems and Engineering (security and surveillance products; Troy, MI) |
| DSE | Directory Service Specific Entries (LDAP) |
| DSE | Direction du Suiv-Evaluation (French: Next-Evaluation Directorate) |
| DSE | DTOC Support Element |
| DSE | David Stone Electrical Contractors (San Dimas, CA) |
| DSE | Dossier de Système Élémentaire (French: Elementary File System; nuclear energy industry) |