85 SDD definitions

System Development and Demonstration 
Software Design Description 
Software Design Document 
System Design and Development 
Secure Data Device 
Software Description Database 
Super Density Disk 
System Design and Demonstration 
SEDDON-ATKINSON 
Shuttle Design Directive 
Software Description Document 
Suspension and Debarment Division 
system design description 
Systems Development and Demonstration 
Systems Development Division 
Selective Dissemination of Documents 
silicon drift detector 
Software Design Documentation 
Solar Diffuser Door 
sporadic depressive disease 
Standard Delivery Date 
Sterile dry dressing 
Sudanese Dinar 
System Design Document 
safety determination documentation 
SciTech Display Doctor 
Scottish Development Department 
Segment Design Document 
selective decontamination of the diges… 
Selective Digestive Decontamination