Wiktionary
extrauterine
a. Outside the uterus.
WordNet
Usage examples of "extrauterine".
At the third month of pregnancy a hard extrauterine tumor was found, which was gradually increasing in size and extending to the left side of the hypogastrium, the associate symptoms of pregnancy, sense of pressure, pain, tormina, and dysuria, being unusually severe.
Browne quotes Parry as saying that there is one twin pregnancy in 23 extrauterine conceptions.