centralized automatic dependent survei… 
Code Abuse Detection System 
Containerized Ammunition Distribution… 
Cartridge Actuated Devices 
Community Alcohol and Drug Service 
Computer Abuse Detection System 
Computer Aided Design System 
Containment Atmosphere Dilution System 
Crustal Accretion-Differentiation Supe… 
Calculated Air Data System 
Canadian Association for Disabled Skii… 
carotid artery duplex scanning 
Cash Available for Debt Service 
Cationic amphiphilic drugs 
Center for Academic Development Servic… 
Central Air Data Subsystem 
Chemical Agent Detecting Solution 
Chemical Agent Detection System 
Clinical Administrative Data Service 
Combat Air Deconfliction System 
Combat Airspace Deconfliction System 
Common Automated Decision Support 
Comprehensive Assessment of Defense St… 
Computed Air Data System 
Computer Analysis and Design System 
Computer Anomaly Detection System 
Computer Assisted Display System 
Computer-Aided Design Software 
Computer-Aided Design System 
Computer-Assisted Display System