yenisei river Yenisei ostyak • yenisei-samoyed · · · Info · Definitions · Characters · · yenisei river · · Text Common · · Latin · · Scripts 13 · · Length 6 · · Syllables Definitions · · · (noun) a Russian river in Siberia; rises in mountains near the Mongolian border and flows generally northward into the Kara Sea. Synonyms: Yenisei, Yenisei River, Yenisey, Yenisey River. · · Noun Definition 1 Characters · · space U+0020 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 v latin small letter v U+0076 y latin small letter y U+0079