| Acronym | Definition |
|---|
| DAIS | Distributed Applications and Interoperable Systems |
| DAIS | Disability Access Information and Support |
| DAIS | Domestic Abuse Intervention Services |
| DAIS | Diabetes Atherosclerosis Intervention Study |
| DAIS | Department for Administrative and Information Services (Australia) |
| DAIS | Data Access and Integration Services |
| DAIS | Database and Information Systems (Urbana, Illinois) |
| DAIS | Digital Airborne Imaging Spectrometer |
| DAIS | Danish Artificial Intelligence Society |
| DAIS | Dirección de Aplicación de Imágenes Satelitarias (Spanish) |
| DAIS | Distributed Application Integration System |
| DAIS | Distributed Automatic Intercept System |
| DAIS | Data Acquisition for Industrial Systems (energy industry standard supported by ABB, Alstom, and IBM) |
| DAIS | Digital Avionics Information System |
| DAIS | Dhirubhai Ambani International School (Mumbai) |
| DAIS | Data Avionics Information System (NASA) |
| DAIS | Digital Avionics Instruction Set |
| DAIS | Department of Administration and Interdisciplinary Studies |
| DAIS | Design and Analysis of Information Systems |
| DAIS | Database Access Integration Services |
| DAIS | Dental Alternatives Insurance Services, Inc |
| DAIS | Defense Automatic Integrated Switching |
| DAIS | DECCO Accounting Information System |
| DAIS | Design and Internet Strategies (Queensland, Australia) |
| DAIS | Dealer and Agency Interface System (Australia) |
| DAIS | Deloitte Australia Intranet Site |
| DAIS | Dark Age Infantry Slog (gaming) |
| DAIS | Data Archive and Interchange Standards |
| DAIS | Data Adapter Interface Software |
| DAIS | Davison Automatic Injection System |
| DAIS | Diagenics Allergy Information Services, Ltd (UK) |
| DAIS | Data Administration and Integration Solutions |
| DAIS | Diversity Awareness Initiative for Students (New York) |
| DAIS | Dispositif d'Accompagnement et d'Intervention Sociale (French: Device Support and Social Intervention) |