Home › Words › I › irkutskianirkutskianirkutskian means of or relating to the city of Irkutsk, Russia.EtymologyFrom Irkutsk + -ian.adjOf or relating to the city of Irkutsk, Russia.nounA native or inhabitant of Irkutsk, Russia.Definitions & examples from Wiktionary (CC BY-SA 3.0).