Ingushetia Syllabification: (In·gu·she·ti·a)Pronunciation: /ingo͞oˈSHetēə/Definition of Ingushetia an autonomous republic in the central Caucasus in SW Russia, between Chechnya and North Ossetia; population 506,600 (est. 2009). Also called Ingush Republic. Ingushetia in other Oxford dictionaries Definition of Ingushetia in the British & World English dictionary