Definition of Obstetrician/gynecologist Obstetrician/gynecologist: An obstetrician who also specializes in treating diseases of the female reproductive organs. Abbreviated OB/GYN. Some OB/GYNs also provide general health care for women.
Obstetrician/gynecologist: An obstetrician who also specializes in treating diseases of the female reproductive organs. Abbreviated OB/GYN. Some OB/GYNs also provide general health care for women.