英语词汇co-ed的起源、历史背景-英语词源词典

词汇	co-ed
词源	co-ed n. also coed, 1886, American English, (first in Louisa Mae Alcott's "Jo's Boys"); short for "co-educational system;" 1889 as an adjective, short for co-educational; 1887 as a noun meaning "girl or woman student at a co-educational institution." Entries linking to co-ed co-educational adj. also coeducational, "involving or pertaining to joint education of men and women at the same institution," 1868, from co-education + -al (1). updated on January 17, 2018
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英语词源词典收录了45867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。

co-ed n.