I. |jerē|a.trik, -rēk adjective
Etymology: Greek gēras old age + English iatric — more at corn
1. : of or relating to geriatrics
the geriatric department of the hospital
2. : of or relating to the aged or the process of aging
significant geriatric disorders
II. adjective
1.
a. : old : elderly
a geriatric writer with literary memories — Michel Lambeth
b. : of, relating to, or appropriate for elderly people
the geriatric set
slow-tempoed, geriatric tunes — John Gruen
2. : being very old and outmoded
U.S. air travelers probably have no option but to continue riding on geriatric planes — Eliot Marshall
III. noun
( -s )
Etymology: geriatric , adjective
: an elderly person