KrasnoyarskPronunciation: /ˌkrasnəˈjɑːsk/Definition of Krasnoyarsk a krai (administrative territory) in central Siberian Russia. the capital of Krasnoyarsk, a port on the Yenisei River; population 936,400 (est. 2008). Krasnoyarsk in other Oxford dictionaries Definition of Krasnoyarsk in the US English dictionary