Definitions for gerontologyˌdʒɛr ənˈtɒl ə dʒi, ˌdʒɪər-
Random House Webster's College Dictionary
ger•on•tol•o•gyˌdʒɛr ənˈtɒl ə dʒi, ˌdʒɪər-(n.)
the study of aging and the problems of aged people.
Origin of gerontology:
the branch of medical science that deals with diseases and problems specific to old people
the study of the elderly, and of the aging process itself.
the branch of science that deals with the problems of aged people. It is to be distinguished from geriatrics, which is the study of the diseases of the elderly. Gerontology covers the social, psychological and biological aspects of aging.
Origin: From γέρων.