英语词汇defoliate的起源、历史背景-英语词源词典

词汇	defoliate
词源	defoliate v. "deprive of leaves, strip the leaves from," 1793, perhaps a back-formation from defoliation. Earlier in this sense was defoil (c. 1600), which was identical in form with a verb meaning "to trample underfoot." Related: Defoliated; defoliating. Entries linking to defoliate defoliation n. 1650s, "loss of leaves," noun of action from past-participle stem of Late Latin defoliare "shed leaves," from de (see de-) + folium "leaf" (from PIE root *bhel- (3) "to thrive, bloom"). Often especially of the fall of leaves in autumn. Meaning "deliberate destruction of foliage" (for military purposes) is from 1964. defoliant n. "chemical used to defoliate," 1943; see defoliate + -ant. Defoliator (1875) was used of insects which destroy the leaves of trees. updated on July 12, 2018
随便看	firefighter firefly firelight firelock fireman fireplace fireplug firepower fireproof fireside firestorm firetrap fire-walker firewall firewater firewood fireworks firing firkin firm firmament firmware firn first first-born

英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。

defoliate v.