thyrsus (n.)youdaoicibaDictYouDict[thyrsus 词源字典]
1590s, from Latinized form of Greek thyrsos, literally "stalk or stem of a plant," a non-Greek word of unknown origin. The staff or spear, tipped with an ornament like a pine cone and sometimes wreathed in ivy and vine branches, borne by Dionysus and his votaries.[thyrsus etymology, thyrsus origin, 英语词源]