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noun Biology.
the study of the diminution or decline of life, as in an individual animal or a species approaching extinction.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Link To geratology
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Geratology
is always a great word to know.
So is segmentation. Does it mean:
| the subdivision of an organism or of an organ into more or less equivalent parts; cell division |
| corresponding in structure because of a common origin |
Collins
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Dictionary.com's 21st Century Lexicon
| Main Entry: | geratology |
| Part of Speech: | n |
| Definition: | the scientific study of aging and extinction; also called gereology |
| Etymology: | Greek great- 'old age' |
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