gnosis (n.)youdaoicibaDictYouDict[gnosis 词源字典]
"knowledge," especially "special knowledge of spiritual mysteries," 1703, from Greek gnosis "a knowing, knowledge; a judicial inquiry, investigation; a being known," in Christian writers, "higher knowledge of spiritual things," from PIE *gno-ti-, from root *gno- "to know" (see gnostic (adj.)).[gnosis etymology, gnosis origin, 英语词源]