Posted in Engineering, Information Technology, Organizations ACDN stands for Action des Citoyens pour Le Désarmement Nucléaire (French: Citizens Action for Nuclear Disarmament) ACDN stands for Auburn Community Development Network (youth leadership program; Auburn, New South Wales, Australia) ACDN stands for A Content Delivery Network (computing) ACDN stands for Asociacion Colombiana De Neurologia (Spanish: Colombian Association of Neurology; Bogota, Colombia)