terra-cotta (n.)youdaoicibaDictYouDict[terra-cotta 词源字典]
1722, from Italian terra cotta, literally "cooked earth," from terra "earth" (see terrain) + cotta "baked," from Latin cocta, fem. past participle of coquere (see cook (n.)). As a color name for brownish-red, attested from 1882.[terra-cotta etymology, terra-cotta origin, 英语词源]