omnisciency/ɒmˈnɪsɪənsi/EtymologyFrom Late Latin omniscientia, or from omniscient + -ency.omnisciency means omniscience. Lexicurio rates it Sui generis — a strength score of 87 out of 100.nounOmniscience.“For thinking by this retirement to obscure himself from God, he infringed the omnisciency and essential Ubiquity of his Maker.”