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Definition of OB
1. Noun. A major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea.
2. Noun. The branch of medicine dealing with childbirth and care of the mother.
Exact synonyms: Midwifery, Obstetrics, Tocology
Examples of category: Induction Of Labor, Presentation, Incompetent Cervix, Nullipara, Gravida I, Primigravida, Para I, Primipara, Quadripara, Quintipara, Para, Parity
Generic synonyms: Medical Specialty, Medicine
Specialized synonyms: Fetology, Foetology, Perinatology
Derivative terms: Obstetric, Obstetrical, Obstetrician
Examples of category: Induction Of Labor, Presentation, Incompetent Cervix, Nullipara, Gravida I, Primigravida, Para I, Primipara, Quadripara, Quintipara, Para, Parity
Generic synonyms: Medical Specialty, Medicine
Specialized synonyms: Fetology, Foetology, Perinatology
Derivative terms: Obstetric, Obstetrical, Obstetrician
Definition of OB
1. Abbreviation. Obstetrician ¹
2. Abbreviation. Obstetrics ¹
3. Abbreviation. Obstetric ¹
4. Abbreviation. ob. (latin) obiit: he/she died ¹
5. Abbreviation. obligatory (as in '''"ob. link"''' on Usenet) (see [ ObLink at c2.com]) ¹
6. Proper noun. (river) A major river in western Siberia, Russia. ¹
7. Symbol. (category theory) The set of objects of a category. ¹
8. Noun. (historical) A halfpenny. ¹
9. Noun. (archaic) An objection. ¹
10. Noun. (genetics) The obese gene. ¹
¹ Source: wiktionary.com
Definition of OB
1. an objection [n -S]
Medical Definition of OB
1. Short for obstetrics (or an obstetrician). (12 Dec 1998)
Lexicographical Neighbors of OB
O.K. O.M. O. Henry O/O OA OADM OAL OAP OAPs OAS | OASIS OAV OAV syndrome OAVs OAX OB (current term) OB-GYN OB/GYN OBE OBO | OBP OBS OC OCAW OCB OCC OCD OCMT OCONUS OCP |