| Acronym | Definition |
|---|
| DID | Direct Inward Dial(ing) |
| DID | Data Item Description |
| DID | Dance India Dance (Indian reality TV show) |
| DID | Defense-In-Depth (Nuclear Power) |
| DID | Dissociative Identity Disorder (human psychology) |
| DID | Device Identifier |
| DID | Department of International Development |
| DID | Digital Information Display |
| DID | Développement International Desjardins |
| DID | Data Identifier |
| DID | Distributed Interactive Simulation |
| DID | Digital Image Design (Software Company) |
| DID | Double Immunodiffusion |
| DID | Department of Irrigation and Drainage (Malaysia) |
| DID | Dipole-Induced-Dipole |
| DID | Dudes in Dresses |
| DID | Discharge Ionization Detector |
| DID | Driver Information Database |
| DID | Dynamic Infrastructure Discovery (Insightix) |
| DID | Digital Interface Device |
| DID | Died in Department (UK) |
| DID | Driver's Integrated Display |
| DID | Dansk Ishockey Dommerklub (Denmark ice hockey referees) |
| DID | Domain Identification Device |
| DID | Datamation Industry Directory |
| DID | Digitization and Interoperability Division (US Army data standardization office) |
| DID | Division of Isotope Development |
| DID | Dimensional Installation Drawings (NASA) |
| DID | Dynamic Interaction Diagnostic |
| DID | Deterministic Identification Capacity |
| DID | Design Interface Document |
| DID | Digital Identification |
| DID | Driver Identification |
| DID | Déchets Industriels Dangereux (French: Hazardous Industrial Waste) |
| DID | Damsels in Distress |
| DID | Diabète Insulinodépendant (French: Insulin-Dependent Diabetes) |
| DID | Documents pour l'Intégration et le Développement (French: Documents for Integration and Development; disability) |
| DID | Desert Island Disc |
| DID | Defense Industry Daily (publication) |