sacrosanctum

Noun

 * 1) A holy place.
 * 2) * 1951, Isaac Asimov, Foundation (1974 Panther Books Ltd publication), part II: “The Encyclopedists”, chapter 3, page 46, ¶ 2
 * Hardin snickered below his breath. It seemed evident that Pirenne’s desire to strut this information before him had been one reason for his admission into the sacrosanctum.