Definitions for geronticdʒəˈrɒn tɪk
Random House Webster's College Dictionary
of or pertaining to the last phase in the life cycle of an organism or in the life history of a species.
Category: Developmental Biology
Origin of gerontic:
1880–85; < Gk gerontikós of old men = geront- (see geronto- ) + -ikos -ic
Of or pertaining to old age or the elderly.
Of or pertaining to senescent animals or plants.
Origin: First attested in the late 19th century. From γέρων.