What does claustellum mean in Latin?

claustellum, a noun, means “keyhole”.

What is the genitive of claustellum?

The genitive singular is claustellī. claustellum is neuter, second declension.

In classical Latin, [kɫau̯sˈtɛl.lũː]; in ecclesiastical (church) Latin, [klau̯sˈtɛl.lum].

noun · neutersecond declension

claustellum n (genitive claustellī)

Classical[kɫau̯sˈtɛl.lũː]Ecclesiastical[klau̯sˈtɛl.lum]

neuterkeyhole
Itaque ego quoque, ne desidia consuetudinem perderem, dum frater sororis suae automata per clostellum miratur, accessi temptaturus an pateretur iniuriam.Therefore, fearing through inaction I might lose an opportunity, I also made advances to the brother who was enjoying the gymnastics of his sister through the keyhole, to see if he would prove amenable to assault.c. 27 CE – 66 CE, Petronius, Satyricon 140

Proto-Indo-European *-lós Proto-Indo-European *-elós Proto-Italic *-elos Latin -lus Latin claustellum From claustrum (“bar, gate”) + -lus.

Italo-Romance

Gallo-Romance