Posted in Business & Finance, Information Technology, Organizations, Schools & Education, Science DRSA stands for Dominance-Based Rough Set Approach (rough set theory) DRSA stands for Drifting Sand (meteorology) DRSA stands for Deep River Science Academy (Canada) DRSA stands for Digital Refrigeration System Analyzer DRSA stands for Deutsches Rettungs Schwimmabzeichen DRSA stands for Dot Richardson Softball Association DRSA stands for Dirusa Rattery (Bellingham,WA) DRSA stands for Darwaz Rehabilitation and Services Association