Innsbruck Syllabification: (Inns·bruck)Pronunciation: /ˈinzˌbro͝ok/Definition of Innsbruck a city in western Austria, capital of Tyrol; population 116,239 (2006). The Winter Olympic Games took place here in 1964 and 1976. Innsbruck in other Oxford dictionaries Definition of Innsbruck in the British & World English dictionary