| 词汇 | sanka |
| 词源 | Sanka. Sanka, a brand of decaffeinated coffee, is a trademark, and must be capitalized. The name of the product, first market- ed in 1903, was coined from the French san(s) ca(ffeine), “without caffeine.” |
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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。