Longman Dictionary of Contemporary English homepage

Date: 1900-2000
Language: Greek
Origin: geron 'old man' + English -ology

gerontology

 noun
     
Related topics: Medicine, Sociology
ger‧on‧tol‧o‧gy [uncountable]
SSM the scientific study of old age and its effects on the body [↪ geriatrics]
—gerontologist noun [countable]
—gerontological adjective
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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