- DIIC stands for Design, Innovation and Incubation Centre (Madan Mohan Malviya University; India)
- DIIC stands for Diplôme d’Ingénieur en Informatique et Communication (aka Diplôme d’Ingénieur de l’IFSIC; French engineering degree in Information Technology)
- DIIC stands for Dielectrically Isolated Integrated Circuit
- DIIC stands for Diagnostic Imaging International Corp. (Las Vegas, NV)
- DIIC stands for Davis Indian Industrial College (Paruima, Guyana)
- DIIC stands for Departamento de Informação de Interact Club (Brazil)
DIIC