| Abbreviation | Definition |
|---|---|
| DGTD | Dierector General of Technical Dvelopment |
| DGTD | Directorate General of Technical Development |
| DH | Developmentally Handicapped |
| DH | Department Head |
| DH | Decision Height |
| DHA | DocosaHexaenoic Acid |
| DHA | Design Hazards Analysis |
| DHA | Defence Housing Authority |
| DHA | Department of Health & Ageing |
| DHCP | Dynamic Host Configuration Protocol |
| DHE | Dihydroergotamine (an anti-migraine drug) |
| DHE | Data Handling Electronics |
| DHE | Department of Higher Education |
| DHEA | Di Hydroxy Epi Androsterone |
| DHEC | Department of Health and Environmental Control |
| DHEC | Department of Health & Environmental Control |
| DHF | Dilute HydroFluoric acid |
| DHF | Dorsi-hyperflexion |
| DHFS | Diet-Heart Feasibility Study |
| DHL | Diffuse Histiocytic Leukemia |
| DHL | Drastic Hearing Loss |
| DHL | Diffuse Histiocytic Lymphoma |
| DHL | Diffuse Histocytic Leukemia |
| DHLA | DiHydroLipoic Adid |
| DHMO | DiHydrogen MonOxide |
| DHMS | Dense Hydrous Magnesium Silicate |
| DHO | District Health Officer |
| DHP | Direct High Power |
| DHQ | Division Headquarters |
| DHS | Dermatological Hair and Scalp |
| DHS | Discrete Horizon Sensor |
| DHS | Department of Human Services |
| DHSA | Department of Health Services Administration |
| DHSC | Doctor of Health Science |
| DHSP | Department of Human Service Programs |
| DHSP | Dihedral Hidden Subgroup Problem |
| DHSS | Data Handling Subsystem |
| DHSS | Department Of Health And Social Services |
| DHSS | Delaware Health and Social Services |
| DHSS | Department of Health & Social Security |
| DHTML | Dynamic Hypertext Markup Language |
| DI | Direct Instruction |
| DI | Deletion and Insertion |
| DI | Diabetes Insipidus |
| DI | Date of Injury |
| DI | Diagnostic Imaging |
| DI | Direct Ignition |
| DI | Doppler Inertial |
| DI | Data Integrator |
| DI | Development Integration |