Latin

Noun

ostiolum n ‎(genitive ostiolī); second declension (Diminutive of: ostium)

1. small door

Inflection

Second declension.

Descendants

• English: ostiole
• French: ostiole
• Italian: ostiolo
• Portuguese: ichó, ostíolo
• Romanian: ușor

References

• ostiolum in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• OSTIOLUM in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• Félix Gaffiot (1934), “ostiolum”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.