OKA


Meaning of OKA in English

geographical name river 530 miles (853 kilometers ) S central Russia in Asia flowing N from the Sayan Mountains into the Angara, river 919 miles (1479 kilometers ) central Russia in Europe flowing into the Volga

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.