Central Daylight Time 
Cambridge Display Technology 
Center for Democracy and Technology 
Configuration Data Table 
Cell Delay Tolerance 
Compressor Discharge Temperature 
Control Data Terminal 
Carrier Definition Table 
Code Download Table 
Command Descriptor Table 
Compressed Data Tape 
Configuration Data Tape 
Connectionless Data Transmission 
Credit allocation 
Customer Documentation Tree 
C/C++ Development Toolkit 
C/C++ Development Tools 
Cable Design Technologies 
Call Data Transmitter 
Cambridge Display Technologies 
Carrier Detect Threshold 
Carrier Dial Tone 
Central Digital Terminal 
Channel Definition Table 
Client Detection Tool 
Colonial Data Technologies 
Common Documentation Tool 
Companion Deployment Tool 
Compressed DOMAIN Transcoder 
Concrete Data Type