| 词汇 | lethal |
| 词源 | lethal; lethargy. The waters of Lethe refers to the River Lethe, one of the rivers of Hades in Greek mythology. The dead were required to taste these waters in order to forget the past and find oblivion. From the myth derive our words lethal and lethargy. |
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英语词源词典收录了13259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。