DUSD(R&AT) What is the full meaning of DUSD(R&AT)? What does DUSD(R&AT) stand for? DUSD(R&AT) stands for Deputy Undersecretary of Defense for Research and Advanced Technology Similar Acronyms and Abbreviations DPFV DESNW DOPAR DDIC DEBU DIRV DAF DVRW AH&W DSM-IIIR