sciomancy (n.)youdaoicibaDictYouDict[sciomancy 词源字典]
"divination by ghostly communication," 1620s, from Modern Latin sciomantia, from scio-, Latinized comb. form of Greek skia "shade, shadow" (see shine (v.)) + Latinized form of Greek manteia (see -mancy).[sciomancy etymology, sciomancy origin, 英语词源]