| Acronym | Definition | 
|---|
| CDNC➣California Digital Newspaper Collection (resource) | 
| CDNC➣Chinese Domain Name Consortium | 
| CDNC➣Cloud Droplet Number Concentration (physics) | 
| CDNC➣Computer-Aided Design Numerical Control | 
| CDNC➣Cell Density Negative Control | 
| CDNC➣Congenital Dense Nuclear Cataract (ophthalmology) | 
| CDNC➣Complement-Dependent Neutrophil-Mediated Cytotoxicity (immunology) |