Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun ob_river

1 sense of ob river

Sense 1
Ob, Ob River -- (a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea)
       INSTANCE OF=> river -- (a large natural stream of water (larger than a creek); "the river was navigable for 50 miles")