| 单词 | punctuated equilibrium |
| 释义 | > as lemmaspunctuated equilibrium 3. Biology. Designating or relating to a model of evolution as proceeding by isolated outbursts of rapid speciation between long periods of little or no change; evolutionary development of this kind; also in extended use. Originally and chiefly in punctuated equilibrium. ΘΚΠ the world > life > biology > theories > [noun] > of genetics or evolution theory of preformation1756 Darwinizing1807 development hypothesis1845 generationism1847 theory of evolution1858 Darwinism1860 Darwinianism1861 monogenesis1864 monogenism1865 monogeny1865 pangenesis1868 evolutionism1869 phylogeny1869 polygenism1871 derivation1874 phylogenesis1875 transformism1878 biogenetic law1879 gastraea theory1879 fortuitism1881 organicism1883 hereditism1884 kinetogenesis1884 Lamarckianism1884 Lamarckism1884 neo-Lamarckianism1884 monogenesy1885 neo-Lamarckism1887 preformationism1890 neo-Darwinism1891 blastogenesis1893 Haeckel-ismus1894 Weismannism1894 preformism1895 Haeckelism1899 mutation theory1902 directivity1903 Mendelianism1903 Mendelism1903 hereditarianism1906 mutationism1912 selectionism1912 hologenesis1931 parsimony1931 Morganism1934 Lysenkoism1948 neutralism1972 punctuated equilibrium1972 saltationism1975 punctuationism1977 punctuationalism1978 adaptationism1980 geneticism1984 adaptationalism1985 1972 N. Eldredge & S. J. Gould in T. J. M. Schopf Models in Paleobiol. 109 We have..named our alternate picture..punctuated equilibria. 1978 Evolutionary Biol. 11 596 (caption) In the actual example of punctuated equilibrium reported on..the change between two species of the same genus..was actually observed. 1984 A. Hoffman in M. K. Hecht et al. Evolutionary Biol. XVIII. i. 4 Many other cases of allegedly punctuated versus phyletic evolution are subject to ongoing debate. 1984 Compar. Politics 16 243 Punctuated equilibrium is an apt description of an analytic stance that sees political institutions enduring over long periods once they are established. 1989 Sci. Amer. June 37/2 We claim that folds are built..in a punctuated fashion by successive earthquakes over hundreds of thousands or millions of years, rather than by slow, steady deformation. 1996 R. Dawkins Climbing Mount Improbable (1997) iii. 95 Depending on your definition, the theory of punctuated equilibrium is either modest and possibly true or it is revolutionary and probably false. 2002 N.Y. Rev. Bks. 23 May 52/2 Punctuated equilibrium posits that these species come into existence relatively rapidly (over tens of thousands of years). < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。