scolex (n.)youdaoicibaDictYouDict[scolex 词源字典]
"embryo stage of a tapeworm," 1852, from Modern Latin scolex (plural scoleces), from Greek skolex "worm," related to skolyptesthai "to twist and turn," from PIE *skel- (3) "crooked" (see scoliosis).[scolex etymology, scolex origin, 英语词源]