The study of aging. (See also geriatric medicine.)
The study of alterations in the body and mind that occur as a person ages, and the problems that result (see AGEING).
The multidisciplinary study of all aspects of ageing, including health, biological, sociological, psychological, economic, behavioural and environmental factors.
n. the study of the changes in the mind and body that accompany ageing and the problems associated with them.