"Dependent parent" or "dependent parents" means a natural parent or parents of a member, or a parent or parents who adopted the member prior to the earlier of the occurrence of the member's marriage or his or her attaining 18 years of age, and who was receiving one-half or more of his or her support from the member at the time the member became eligible for benefits pursuant to this part.
(Amended by Stats. 2000 and renumbered from 25120, Ch. 74, Sec. 67.)