英语词汇index finger的起源、历史背景-英语词源词典

词汇	index finger
词源	index finger. The second finger of the human hand was called the towcher (toucher) in Middle English because it is so fre- quently used for touching objects. Today it is called the index finger because it is the finger used most for pointing. Index means “informer” or “that which informs” in Latin. See alsothumb.
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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。