Central European Time 
CENTRAL 
Common External Tariff 
Council for Educational Technology 
critical experiment tank 
Center For Educational Technology 
Centro de Estudes de Telecomunicoes 
Certified environmental trainer 
Cetus 
Cisco Encryption Technology 
Combined Environmental Test 
Commission on Education and Training 
Computational Engineering Team 
Crisis Evaluation Team 
Cumulative Elapsed Time 
Customer Event Tracking 
Cycle Elapsed Time 
capacitance equivalent thickness 
Carrier Engineering Team 
CE transfer 
Cement Evaluation Tool 
Center for Engineering Tribology 
Center for Environmental Technology 
CENTRAL SECURITIES CORP. 
Central Securities Corporation 
Centre dEtudes de Télécommunications 
cephalotaxine 
cephalothin 
cephalothin sodium 
Certified Electronics Technician