chartophylacium

[ kahr-toh-fi-ley-shuh m ]
/ ˌkɑr toʊ fɪˈleɪ ʃəm /

noun, plural char·to·phy·la·cia [kahr-toh-fi-ley-shuh] /ˌkɑr toʊ fɪˈleɪ ʃə/.

(in a medieval church) a place for the keeping of records and documents.

Origin of chartophylacium

< Late Greek chartophylákion, equivalent to charto- (combining form of chártēs; see charta) + phylákion a guard, watch; see phylactery