Noun
a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea
Source: WordNetYenisei and Ob (right) flow into Kara Sea Human use The Ob River in Barnaul A section of the Ob River The Ob is used mostly for irrigation, drinking water, hydroelectric energy, and fishing (the river hosts more than 50 species of fish). Source: Internet
Tomsk was the largest city, and the most unfortunate, because the swampy banks of the Ob River near it were considered inappropriate for a bridge. Source: Internet