| Acronym | Definition |
|---|
| DMDD➣Disruptive Mood Dysregulation Disorder |
| DMDD➣Diamond Discoveries International Corp. (various locations) |
| DMDD➣Distributed Multiplexing, Distributed Demultiplexing |
| DMDD➣Dual Metal Dual Dielectric (semiconductor technology) |
| DMDD➣Defense Medical Data Dictionary |