Dictionary and Thesaurus

Definition of Ob

• (noun) the branch of medicine dealing with childbirth and care of the mother
• (noun) a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea

Synonyms of Ob

• Ob
• Ob River
• Obstetrics
• OB
• Tocology
• Midwifery

Antonyms of Ob

Homophones of Ob