Home › Words › A › archdiocesearchdiocese/ˌɑːtʃˈdaɪ.ə.sɪs/archdiocese means A diocese administered by an archbishop.archdiocese is pronounced /ˌɑːtʃˈdaɪ.ə.sɪs/.EtymologyUltimately from Medieval Latin archdiocesis, variant of archidioecēsis, from archi- (“chief, main”) + Late Latin dioecēsis, q.v., equivalent to arch- + diocese.nounA diocese administered by an archbishop.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.archdiocesan 84% match — Of or relating to an archdiocese. vs archdiocese →archbishopry 78% match — The office of archbishop. vs archdiocese →archbishop 77% match — A senior bishop who is in charge of an archdiocese, and presides over a group of dioceses called a province (in Catholicism, Eastern Orthodoxy, Anglicanism, etc.) vs archdiocese →archbishopdom 76% match — The realm, sphere, domain, office, or jurisdiction of an archbishop; archbishopric. vs archdiocese →archbishopric 74% match — The rank or office of an archbishop. vs archdiocese →archiepiscopate 73% match — an archbishopric vs archdiocese →archeparchate 73% match — An archeparchy, or archdiocese of an archbishop. vs archdiocese →archeparchy 72% match — The archdiocese of an archbishop in Eastern Christendom vs archdiocese →