Ob
- river in W Siberia, flowing from the Altai Mountains northwest & north into the Gulf of Ob: 2,495 mi (4,015 km)
- arm of the Kara Sea, in NW Siberia: c. 600 mi (966 km) long
Bible Obadiah
- obstetrician
- obstetrics
See Ob in American Heritage Dictionary 4
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