SDCD
| Acronym | Definition |
|---|---|
| SDCD | Secondary Data Carrier Detect |
| SDCD | Solar Distance Correction and Declination |
| SDCD | San Diego Council of Divers |
| SDCD | Sea Duty Commencement Date (US Navy) |
| SDCD | San Diego Civil Disobedients (California) |
| SDCD | Severe Developmental Communication Disorder |
| SDCD | Sodium Dichromate Dip |