An elderly person; one who is old or in the stage of old age.
From Greek 'geron' (old man), a direct borrowing and shortening used in medical and scientific contexts. Also appears in compounds and philosophical texts.
Geront appears in philosophy and psychology as a clinical term for studying 'the geront' as a distinct life stage—it's old-fashioned now, but it shows how science once named life stages like we name diseases.
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