| Abbreviation | Definition |
|---|---|
| DI | Data In |
| DIB | Data Input Bus |
| DIB | Dual Independent Bus architecture (Pentium Pro+) |
| DICB | Data Interface Control Board |
| DID | Digital Information Display |
| DIDO | Digital In Digital Out |
| DIM | Disk In Memory |
| DIMM | Dual In-line Memory Module |
| DIP | Digital Input Platform |
| DIR | Digital Interface Receiver |
| DITA | Darwin Information Typing Architecture |
| DJ | Doesn't Jam |
| DKSN | Display Key Sensor Normalization |
| DKSN | Display Kinescope Standard Normalization |
| DLCI | Data Link Connection Identifier |
| DLP | Digital Light Processing |
| DLPM | Device Level Power Management |
| DM | Data Medium |
| DM | Dialog Machine |
| DM | Digital Media |