MCDI
| Acronym | Definition |
|---|---|
| MCDI | Medical Care Development International (Silver Spring, MD) |
| MCDI | Midwest Clean Diesel Initiative |
| MCDI | MacArthur Communicative Developmental Inventory (children's communication skills) |
| MCDI | Millennium Compact Disc Industries (Vancouver, British Columbia, Canada) |
| MCDI | Motion-Compensated De-Interlacing |
| MCDI | Mainstream Commercial Divers, Inc. (Murray, KY) |