Definitions for ob

Overview of noun ob

The noun ob has 2 senses? (no senses from tagged texts)

1. Ob, Ob River

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

2. obstetrics, OB, tocology, midwifery

(the branch of medicine dealing with childbirth and care of the mother)