| 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 |