| Acronym | Definition | 
|---|
| DEIC➣División Especializada en Investigación Criminal (Spanish: Specialized Criminal Investigation Division; Guatemala) | 
| DEIC➣District Early Intervention Centre (India) | 
| DEIC➣Dutch East India Company | 
| DEIC➣Defense Environmental International Cooperation (various nations) | 
| DEIC➣Déchet d'Emballages Industriels et Commerciaux (French: Waste from Industrial and Commercial Packaging) | 
| DEIC➣District Education Improvement Committee | 
| DEIC➣Dhombre Expansion Industrielle et Commerciale (French: Dhombres Industrial and Commercial Expansion) | 
| DEIC➣Delegacia Estadual de Investigações Criminais (Brazil) | 
| DEIC➣Districtwide Educational Improvement Council (school policy review group; El Paso Independent School District; El Paso, TX) | 
| DEIC➣Departament d'Enginyeria de la Informacio i de les Comunicacions (Spanish: Department of Information and Communications Engineering) | 
| DEIC➣Diocesan Ecumenical and Interfaith Commission (Adelaide, South Australia, Australia) |