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单词 disclimax
释义

disclimaxn.

Brit. /dɪˈsklʌɪmaks/, U.S. /dɪˈsklaɪˌmæks/
Origin: Formed within English, by derivation. Etymons: dis- prefix, climax n.
Etymology: < dis- prefix + climax n.
Ecology.
An enduring climax (climax n. 5) whose composition (in relation to the climax that would otherwise have been expected) has been altered by disturbance such as human activity, livestock grazing, or natural disaster.
ΘΚΠ
the world > life > biology > balance of nature > [noun] > replacement of one species by another > climax
climax1899
post-climax1916
preclimax1916
subclimax1916
proclimax1930
polyclimax1933
monoclimax1934
plagioclimax1935
disclimax1936
1936 F. E. Clements in Jrnl. Ecol. 24 265 Disclimax... The most frequent examples of this community result from the modification or replacement of the true climax..or from a change in the direction of succession.
1973 A. G. McArthur in D. G. Dufty et al. Historians at Work 29 The activities of man, including such factors as clearing, grazing, burning and cultivation, produce ‘disclimax’ communities.
2011 P. J. Morin Community Ecol. (ed. 2) xiii. 322 Failure to reach these typical climax communities was the consequence of various disturbances, such as fire, which maintained communities in a state of disclimax.
This entry has been updated (OED Third Edition, December 2013; most recently modified version published online March 2022).
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n.1936
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