mythology (n.)youdaoicibaDictYouDict[mythology 词源字典]
early 15c., "exposition of myths," from Middle French mythologie and directly from Late Latin mythologia, from Greek mythologia "legendary lore, a telling of mythic legends; a legend, story, tale," from mythos "myth" (of unknown origin) + -logy "study." Meaning "a body of myths" first recorded 1781.[mythology etymology, mythology origin, 英语词源]