omniscience

plural omnisciences

1. countableuncountableThe capacity to know everything.

   Many people believe in God's omniscience.

   3 more examples

   Near-synonyms: all-seeingness, omnividence

   If, a few pages back, the present writer claimed the privilege of peeping into Miss Amelia Sedley's bedroom, and understanding with the omniscience the novelist all the gentle pains and passions which were tossing upon that innocent pillow, why should he not declare himself to be Rebecca's confidante too, master of her secrets, and seal-keeper of that young woman's conscience?

   1847 January – 1848 July, William Makepeace Thackeray, chapter 15, in Vanity Fair […], London: Bradbury and Evans […], published 1848, →OCLC

   However, his main point is clearly that the political organization should be subordinate to the real aspirations of the working class and should not be allowed to claim that it expresses those aspirations by virtue of its own 'scientific' omniscience, regardless of what the empirical 'masses' actually think.

   1978 [1976], Leszek Kołakowski, translated by P[aul] S[teven] Falla, Main Currents of Marxism, volume III: The Breakdown, Oxford: Clarendon Press, translation of Główne nurty marksizmu: rozkład (in Polish), →ISBN, →OCLC, page 245

   Synonyms: all-seeingness, omnividence