propatulum

From the substantivization of the nominative neuter singular of the adjective prōpatulus (“open, in front, uncovered”).

prōpatulum n (genitive prōpatulī); second declension

1. an open or uncovered place

   in prōpatulō ― in the open air; publicly; (by extension) for sale

Second-declension noun (neuter).

• prōpatulō

prōpatulum

1. inflection of prōpatulus:
   1. nominative/accusative/vocative neuter singular
   2. accusative masculine singular

• “propatulum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• "propatulum", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)