- Ob
- ObOb1 [ōb; ] Russ [ ō̂b′y']1. river in W Siberia, flowing from the Altai Mountains northwest & north into the Gulf of Ob: 2,495 mi (4,015 km)2. arm of the Kara Sea, in NW Siberia: c. 600 mi (966 km) longOb2abbrev.Bible Obadiah
English World dictionary. V. Neufeldt. 2014.