DSST stands for Denver School of Science and Technology (Colorado charter school) DSST stands for Digit Symbol Substitution Test (psychiatry)…
DSSSS stands for Division of Student and Safe School Services
DSSSB stands for Delhi Subordinate Services Selection Board (India)
AFFARS stands for Air Force Federal Acquisition Regulation Supplement
AFFAR stands for Air Force Federal Acquisition Regulation
AFFAP stands for Air Force Family Advocacy Program (US Air Force) AFFAP stands for As Far Forward As Possible (logistics)
AFFAM stands for Air Force Fundamentals of Acquisition Management
AFFAC stands for Air Force Finance and Accounting Center
DSTAG stands for Defense Science and Technology Advisory Group
DSTAC stands for Direct Service Tribes Advisory Committee (US IHS)