Dynamic Data Exchange 
Direct Data Entry 
Decentralized Data Entry 
Design & Development Engineering 
Digital Definition Exchange 
Director Design Engineering 
Doesn't do extras 
Dwight David Eisenhower 
Escort Destroyer 
Data Dictionary Entry 
Data Distribution Element 
Data Distribution Equipment 
DatenenDEinrichtung 
defects of dental enamel 
Department of Distributed Education 
Dept of Distance Education 
Design and Development Engineering 
Desired Damage Expectancy 
Developmental Defects of Enamel 
developmental defects of tooth enamel 
dichlorodiphenyl dichloroethene 
dichlorodiphenyl dichloroethylene 
dichlorodiphenyldichloroethane 
dichlorodiphenylethane 
dichlorodiphenyltrichloroethylene 
Difference-Differential Equation 
Digital Data Element 
Digital Data Exchange 
Digital Data Extractor 
Direct Data Exchange