Definition of hegemony noun from the Oxford Advanced American Dictionary
hegemony
noun
/hɪˈdʒɛməni; ˈhɛdʒəˌmoʊni/
[uncountable, countable]pluralhegemonies
(formal) control by one country, organization, etc. over other countries, etc. within a particular groupthe country's continuing desire for political and military hegemonythe long-time hegemony of French cuisinehegemonic