Ob (n.)

  1. a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea

    [ Syn: ob , ob river ]

  2. the branch of medicine dealing with childbirth and care of the mother

    [ Syn: obstetrics , ob , tocology , midwifery ]

The dictionary is based on the WordNet Electronic Lexical Database.
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