infrastructure [infrastructures](underlying base or foundation especially for an organization or system) noun [UK: ˈɪn.frə.strʌk.tʃə(r)] [US: ˌɪn.frə.ˈstrək.tʃər]
altyapısal adjective
infrastructural(relating to infrastructure) adjective [UK: ˈɪn.frə.strʌk.tʃə(r)] [US: ˌɪn.frə.ˈstrək.tʃə.rəl]