libellio

libellus (“booklet”) +‎ -iō.

• (Classical Latin) IPA^(key): [lɪˈbɛl.li.oː]
• (modern Italianate Ecclesiastical) IPA^(key): [liˈbɛl.li.o]

libelliō m (genitive libelliōnis); third declension

1. tabellion, notary
2. bookdealer
   • c. 45 CE – 96 CE, Statius, Silvae 4.9.20–23:

     Sed Bruti senis oscitationes de capsa miseri libellionis emptum plus minus asse gaiano, donas.

     But no, you send me Brutus’ boring stuff, bought for about a Caligulan as from a poor bookseller’s bag.

Third-declension noun.

• "libellio", 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)
• “libellio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• libellio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.