DSDI
| Acronym | Definition |
|---|---|
| DSDI | Dropship Direct (wholesaler) |
| DSDI | Dual Serial Data Interface |
| DSDI | Descendants of the Signers of the Declaration of Independence (historical society) |
| DSDI | Department of State Development and Innovation (Australia) |
| DSDI | Digital Simple Data Interface |
| DSDI | Damien Social Development Institute (est. 1979; Bhubaneswar, India) |