Centers for Disease Control 
Child Day Centers 
Control Data Corporation 
Connected Device Configuration 
Center for Disease Control 
Combat Direction Center 
Child Development Center 
Centers for Disease Control and Preven… 
Climate Diagnostics Center 
Commonwealth Development Corporation 
Career Development Course 
Central Depository Company 
Computer Display Channel 
Conservation Data Center 
Control and Delay Channel 
Central Distribution Center 
Certificate Distribution Center 
CODE DIRECTING CHARACTER 
Configuration Data Control 
Confined Detonating Cord 
Corporate Data Center 
Call Directing Code 
Canadian Dairy Commission 
Canadian Development Corporation 
Career Development Center 
Centers for Disease Control's 
Central Directory Component 
Characteristic Distortion Compensation 
Chicago Development Corporation 
Chromatic Dispersion Coefficient