| DEAL | Data Encryption Algorithm with Larger Blocks 
| Others |
| DEAL | Defence Electronics Application Laboratory
| Others |
| DEAL | Definition Elimination Automation and Liberation
| Others |
| DEAL | Dementia Education Approach Life
| Others |
| DEAL | Describe Examine and Articulate Learning
| Others |
| DEAL | Design Equivalent Axle Load
| Others |
| DEAL | Developing Exceptional American Leaders
| Others |
| DEAL | Differential Equations Analysis Library
| Others |
| DEAL | Digital Energy Atlas Library
| Others |
| DEAL | Dignity Education Advocacy and Language
| Others |
| DEAL | Dignity, Education, And Language
| Others |
| DEAL | Discovery Exploration and Learning
| Others |
| DEAL | Distributed Engine for Advanced Logistics
| Others |
| DEAL | Do Everything According To Love
| Others |
| DEAL | Doughnut Economics Action Lab
| Others |
| DEAL | Drop Everything And Listen
| Others |