cornelian (n.)youdaoicibaDictYouDict[cornelian 词源字典]
"red variety of chalcedony," a variant of corneline (c. 1400), from Old French corneline (Modern French cornaline), diminutive of corneola, probably from Vulgar Latin *cornea, from Latin cornus, name of a type of berry (see cornel).[cornelian etymology, cornelian origin, 英语词源]