Crew Systems Division 
Circuit Switch Data 
Circuit Switched Data 
Constant Speed Drive 
Commission on Sustainable Development 
Chemical Sciences Division 
Chemical Systems Division 
Cambridge Structural Database 
Circuit-Switched Data 
contract start date 
Commission for Sustainable Development 
charge-state distribution 
Chartered Society of Designers 
Closed Shelter Deck 
Collections Strategies Division 
Comparative Soot Diagnostics 
CROSLAND 
Customer Service Division 
Cellular Security Device 
Central Securities Depository 
Child Survival and Disease 
Climate Services Division 
Cluster Specific Descriptor 
Computer Science Department 
Computer Science Division 
Computer Security Division 
Computer Services Department 
Container Security Device 
Control System Development 
Controlled Spray Deposition