sanctum

 
Pronunciation: /ˈsaŋ(k)təm/

noun (plural sanctums)

  • 1a sacred place, especially a shrine within a temple or church: an icon installed within the sanctum of the temple
  • 2a private place from which most people are excluded: he ushered her into his sanctum and gave her something to drink

Origin:

late 16th century: from Latin, neuter of sanctus 'holy', from sancire 'consecrate'