extraction的词源

英文词源

extraction (n.)

early 15c., "process of withdrawing or obtaining" (something, from something else), from Old French estraction "extraction, origin" (12c.) or directly from Medieval Latin extractionem (nominative extractio), noun of action from past participle stem of Latin extrahere "to draw out" (see extract (v.)). Meaning "that which is extracted" is from 1590s. Meaning "descent, lineage" is from late 15c.

中文词源

extraction：提炼；抽出；精选

词根词缀： ex-出 + -tract-拉 + -ion名词词尾 → 往外拉

该词的英语词源请访问趣词词源英文版：extraction 词源，extraction 含义。