author (v.)youdaoicibaDictYouDict[author 词源字典]
1590s, from author (n.). Revived 1940s, chiefly U.S. Related: Authored; authoring.[author etymology, author origin, 英语词源]
coauthor (n.)youdaoicibaDictYouDict
also co-author, from co- + author. From 1948 as a verb. Related: Coauthored; coauthoring.