Criminal Investigation Division 
Charge Injection Device 
charge-injection device 
cubic inch displacement 
Central Institute for the Deaf 
Combat Intelligence Division 
Commercial Item Description 
Computer Integrated Design 
Consider It Done 
Crying In Disgrace 
Computer Interface Device 
Calling Identity Delivery 
Combat Identification 
Criminal Investigation Department 
Caller ID 
collision-induced dissociation 
Commander's Independent Display 
Component Identification 
Cable Interconnect Diagram 
Caller Identification 
Caller Identity Delivery 
cervical immobilization device 
Channel Identification 
Circuit Designator 
Circuit Interrupt Device 
Cisco Internetwork Design 
clinically important difference 
collision-induced decomposition 
combined immunological deficiency 
Command Information Division