Posted in Aviation, Business & Finance, Government & Military, Information Technology, Organizations, Schools & Education DCAS stands for Department of Citywide Administrative Services (New York City) DCAS stands for Dublin College of Advanced Studies (Ireland; est. 2007) DCAS stands for Distributed, Collaborative, Adaptive Sensing (networks) DCAS stands for Downloadable Conditional Access System (digital television) DCAS stands for Delaware County Aquarium Society (Springfield, PA) DCAS stands for Defense Contract Administration Services (DLA) DCAS stands for Distance Control Assist System (Nissan) DCAS stands for Defense Cash Accountability System DCAS stands for Deputy Chief of Air Staff DCAS stands for Dakota County Agricultural Society (Minnesota) DCAS stands for Database Commitment Accounting System DCAS stands for Direct Customer Access System DCAS stands for Data Collection and Analysis System DCAS