extreme [LME] This comes via Old French from Latin extremus, literally ‘outermost’, the superlative of exterus ‘outer’ source of exterior [E16th] and external [LME].
英语词源词典收录了6069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。