Committee for Economic Development 
Criminal Enforcement Division 
Caller Entered Digits 
Capacitance Electric Disk 
capacitance electronic disc 
captured enemy document 
Central Excise Duty 
CERCLA Enforcement Division 
Cohesive Energy Density 
Communications Engineering and Design 
Components Engineering Department 
Council on Education of the Deaf 
Called Equipment Identification Tone 
CallEd station identification 
Called Station Identifier 
Camurati-Engelmann disease 
CANADIAN NATURAL RESOURCES LIMITED 
CANMET/ Explosives Division 
Canning Electronic Division 
Capacitance Electronic Disk 
Capacitive Electronic Disk 
Carbon-Equivalent-Difference 
CEDTA 
Centre for Education & Documentation 
Centre for Educational Disadvantage 
Centro Elaborazione Dati 
cephradine 
Chemical Engineering Department 
chronic energy deficiency 
chronically energy deficient