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[jer-uh n-tol-uh-jee, jeer-] /ˌdʒɛr ənˈtɒl ə dʒi, ˌdʒɪər-/
the branch of science that deals with aging and the problems of aged persons.
Origin of gerontology
First recorded in 1900-05; geronto- + -logy
Related forms
[juh-ron-tl-oj-i-kuh l] /dʒəˌrɒn tlˈɒdʒ ɪ kəl/ (Show IPA),
gerontologist, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for gerontology


the scientific study of ageing and the problems associated with older people Compare geriatrics
Derived Forms
gerontological (ˌdʒɛrɒntəˈlɒdʒɪkəl) adjective
gerontologist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for gerontology

1903, coined in English from Greek geron (genitive gerontos) "old man," from PIE root *gere- "to become ripe, grow old" (cf. Sanskrit jara "old age," jarati "makes frail, causes to age;" Avestan zaurvan "old age;" Ossetic zarond "old man;" Armenian cer "old, old man").

Online Etymology Dictionary, © 2010 Douglas Harper
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gerontology in Medicine

gerontology ger·on·tol·o·gy (jěr'ən-tŏl'ə-jē)
The scientific study of the biological, psychological, and sociological phenomena that are associated with old age and aging.

ger'on·tol'o·gist n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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gerontology in Culture

gerontology definition

A medical specialty that focuses on the care and treatment of the elderly.

Note: The large number of aging “baby boomers” has increased both the profile and importance of this specialty.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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