What does figlīnum mean in Latin?

figlīnum, a noun, means “earthen vessel, crock”.

What is the genitive of figlīnum?

The genitive singular is figlīnī. figlīnum is neuter, second declension.

In classical Latin, [fɪˈɡliː.nũː]; in ecclesiastical (church) Latin, [fiˈɡliː.num].

noun · neutersecond declension

figlīnum n (genitive figlīnī)

Classical[fɪˈɡliː.nũː]Ecclesiastical[fiˈɡliː.num]

noun from verbearthen vessel, crock
[…]; sin autem contignationes fuerint, figlinum opus subiciatur.[…]; but if they are built with beams, a layer of claywork should be added.c. 15 BCE, Vitruvius, De architectura 5.10.3
si figlinum umidum ruptumve[…]reperiatur, non dubie promittunt aquas.if a moist or broken clay pot […] is found, they undoubtedly promise water.77 CE – 79 CE, Plinius Maior, Naturalis Historia 31.46

Neuter form of figlīnus (“of or belonging to the potter”).