The meaning of the Acronym DER is...

DER is

• Discrete Emission Reduction
• Diesel Emissions Reduction

More Meanings For DER:

• Data Element Request
• Internet security certificate
• Distinguished Encoding Rules
• Department of Exploitable Resources
• Destroyer Escort, Radar Picket
• De Rigo, S. P. A.
• Designated Employer Representative
• Designated Engineering Representative
• Distributed Energy Resource
• Discrete Emission Reduction
• Diesel Emissions Reduction
• drug experience report
• Drawing Error Report
• Disaster and Emergency Response
• Defense Efficiency Ratio

DER is also in:

• Databases
• Environmental
• FDA
• File Extensions
• Funnies
• General
• NASA
• NYSE Symbols
• Positions
• Products
• Ship Types
• Sports
• State and Local