gerontology (redirected from Gereontology)

gerontology /ger·on·tol·o·gy/ (jer″on-tol´ah-je) the scientific study of aging in all its aspects.

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ger·on·tol·o·gy (jrn-tl-j)

n.

The scientific study of the biological, psychological, and sociological phenomena that are associated with old age and aging.

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geron·tolo·gist n.

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gerontology

[jer′əntol′əjē]

Etymology: Gk, geras, old age, logos, science

the study of all aspects of the aging process, including the clinical, psychologic, economic, and sociologic issues encountered by older persons and their consequences for both the individual and society.

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aging [āj´ing]

the gradual changes in the structure of any organism that occur with the passage of time, that do not result from disease or other gross accidents, and that eventually lead to the increased probability of death as the individual grows older. See also aged and senescence, and see the Atlas on Aging.

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gerontology (jer″ontol´je),

n the comprehensive (physical, psychologic, and social) study of aging.

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gerontology

Geriatics The systematic study of aging and age-related phenomena; senescence is attributed to 1. Accumulation of degradation products, coupled with a cell's ↑ inability to metabolize the products and/or 2. Activation of longevity-determining or aging genes, that may be intimately linked to certain oncogenes–eg, c-fos, which evokes uncontrolled cell proliferation. See Garbage can hypothesis.