The Collaborative International Dictionary of English v.0.48:
epidemiologic \ep`i*de`mi*o*log"ic\, epidemiological \ep`i*de`mi*o*log"ic*al\, a. Connected with, or pertaining to, epidemiology; as, epidemiological studies. [1913 Webster]WordNet (r) 3.0 (2006):
epidemiologic adj 1: of or relating to epidemiology; "epidemiological studies" [syn: epidemiologic, epidemiological]