ger.i.at.ricadj.(形容词)Of or relating to geriatrics.老年病学的:属于或有关老年病学的Of or relating to the aged or to characteristics of the aging process.老年的:老年人的,有老年化特征的,或与之有关的n.(名词)An aged person.老年人来源:Back-formation from geriatrics 源自 geriatrics的逆构词