| 释义 |
geratology|dʒɛrəˈtɒlədʒɪ|
[f. Gr. γηρατ-, γῆρας old age + -λογία discoursing: see -logy.]
The science of the phenomena of decadence, esp. those characteristic of a species or other group of animals approaching extinction.
1884A. Hyatt in Science III. 147/2 We may trace the death of an entire order, and show that it takes place in accordance with the laws of geratology.
Hence geratoˈlogic [-ic], geraˈtologous [-ous] adjs., of or pertaining to geratology. geraˈtologist [-ist], one who studies geratology.
1884A. Hyatt in Science III. 124/1 These shells appear..among the geratologous and pathological types. |