GERIATRICS

geriatrics, gerontology

(noun) the branch of medical science that deals with diseases and problems specific to old people

Source: WordNet® 3.1

Etymology 1

Noun

geriatrics (uncountable)

(medicine) The branch of medicine that focuses on health promotion and the prevention and treatment of disease and disability in later life. The term itself can be distinguished from gerontology, which is the study of the aging process itself.

Etymology 2

Noun

geriatrics

plural of geriatric

Source: Wiktionary