A room, building, or institution where important documents, charters, or records are kept and preserved.
From Medieval Latin: charta + phylacium (from Greek phylassein meaning 'to guard'). The Latin -ium ending creates a noun meaning 'place where something is kept'.
Chartophylacia and chartophylacium are architectural terms—they describe the actual physical spaces where precious documents were stored, locked away from fire, theft, and decay.
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