The meaning of the Acronym DD is...

DD is

• Data Depository
• Data Display
• Decoder Driver
• Dedicated Displays
• Directives Documentation
• Mechanical and Facilities Engineering (KSC DE Dir.)

More Meanings For DD:

• Doctor of Divinity
• Double Degree
• Dolby Digital
• Double Diode
• Default Distribution
• Degree Days
• Demonstration Division
• Diffractive Dissociation
• Differential Detection
• Direct Debit
• Demand Deposit
• Demand Draft
• Decisions, Decisions
• Design and Development
• E. I. DuPont de Nemours & Company

DD is also in:

• Academic Degrees
• Accounting
• Electronics
• General
• Mathematics
• Meteorology
• NYSE Symbols
• Ocean Science
• Physics