mercantile (adj.)youdaoicibaDictYouDict[mercantile 词源字典]
1640s, from French mercantile (17c.), from Italian mercantile, from Medieval Latin mercantile, from Latin mercantem (nominative mercans) "a merchant," also "trading," present participle of mercari "to trade," from merx (see market (n.)). Mercantile system first appears in Adam Smith (1776).[mercantile etymology, mercantile origin, 英语词源]