The Collaborative International Dictionary of English v.0.48:
Obstetrician \Ob`ste*tri"cian\, n. One skilled in obstetrics; an accoucheur; especially, a physician who specializes in obstetrics. [1913 Webster]WordNet (r) 3.0 (2006):
obstetrician n 1: a physician specializing in obstetrics [syn: obstetrician, accoucheur]