" surrogate mother "

[Noun]  | "surrogate mother" 

1: a woman who becomes pregnant by artificial insemination or by implantation of a fertilized egg created by in vitro fertilization for the purpose of carrying the fetus to term for another person or persons

2: a female animal that is impregnated (as by embryo transfer or artificial insemination) in order to bear young in place of another animal

3: one who acts or serves as a substitute mother

Origin: 1912 ;

[Noun]  | "sur*ro*gate" | \ ˈsər-ə-gət \

1: one appointed to act in place of another : deputy

2: a local judicial officer in some states (such as New York) who has jurisdiction over the probate of wills, the settlement of estates, and the appointment and supervision of guardians

3: surrogate mother

Origin: 1603 ;