| Acronym | Definition |
|---|
| CDIR➣Chartered Director (job title) |
| CDIR➣Classless Inter-Domain Routing |
| CDIR➣Cell Death Inhibiting RNA (genetics) |
| CDIR➣Cumulative Damage Index Right Engine |
| CDIR➣Chemical Demilitarization and Installation Restoration |
| CDIR➣Channel Distribution Information at the Receiver |