Search Result for "gerontology": 
Wordnet 3.0

NOUN (1)

1. the branch of medical science that deals with diseases and problems specific to old people;
[syn: geriatrics, gerontology]



WordNet (r) 3.0 (2006):

gerontology
    n 1: the branch of medical science that deals with diseases and
         problems specific to old people [syn: geriatrics,
         gerontology]