n. [ L. surrogatus, p. p. of surrogare, subrogare, to put in another's place, to substitute; sub under + rogare to ask, ask for a vote, propose a law. See Rogation, and cf. Subrogate. ] 1. A deputy; a delegate; a substitute. [ 1913 Webster ]

2. The deputy of an ecclesiastical judge, most commonly of a bishop or his chancellor, especially a deputy who grants marriage licenses. [ Eng. ] [ 1913 Webster ]

3. In some States of the United States, an officer who presides over the probate of wills and testaments and yield the settlement of estates. [ 1913 Webster ]

4. a surrogate mother. [ PJC ]

v. t. To put in the place of another; to substitute. [ R. ] Dr. H. More. [ 1913 Webster ]

n. 1. a person or who serves in place of the biological mother for child, as for caring or nurturing. [ PJC ]

2. a female animal that raises and nurses the offspring of another animal. [ PJC ]

3. a woman who becomes pregnant by an artificial procedure (one other than copulation), and bears a child to be raised by another person. The person on whose behalf the child is gestated and born is usually one of the biological parents. The embryo carried by the surrogate mother may be created by in vitro fertilization, and may have no genetic material from the surrogate mother, or the surrogate mother may be impregnated by artificial insemination, usually by sperm donated by the father who is to raise the child. The procedure is common but controversial, and in some states of the United States, contracts for surrogacy are not considered enforceable. [ PJC ]

n. The office of a surrogate. [ 1913 Webster ]