/ Dictionary / Index G geriatrics: Meaning and Definition of Find definitions for: ger•i•at•rics Pronunciation: ( jer"ē-a'triks, jēr"-), [key] — n. (used with a sing. v.) the branch of medicine dealing with the diseases, debilities, and care of aged persons. the study of the physical processes and problems of aging; gerontology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: geriatrics (Thesaurus) geriatric Géricault Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language