From Old Latin co(m)moinis, from Proto-Indo-European *ḱom-moy-ni-, from *mey- (“to change”). Cognate with Old English ġemǣne (“common”), related to immūnis, mūnia, mūnis, mūnus.
commūnis (neuter commūne); third declension
- common, ordinary, commonplace, universal
- of or for the community, public
- democratic; representing the common sentiment
- (of manners) familiar, accessible, courteous
- (grammar) having both qualities of a subdivided category, such as a verb with both an active and a passive meaning, or a syllable being either long or short.
- communis in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- communis in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- communis in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
- communis in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
- Carl Meissner; Henry William Auden (1894) Latin Phrase-Book, London: Macmillan and Co.
- to considerably (in no way) further the common good: multum (nihil) ad communem utilitatem afferre
- to accommodate something to the standard of the popular intelligence: ad intellegentiam communem or popularem accommodare aliquid
- to express oneself in popular language: ad vulgarem sensum or ad communem opinionem orationem accommodare (Off. 2. 10. 35)
- (ambiguous) we know from experience: usu rerum (vitae, vitae communis) edocti sumus
- (ambiguous) unanimously: uno, communi, summo or omnium consensu (Tusc. 1. 15. 35)
- (ambiguous) the ordinary usage of language, everyday speech: communis sermonis consuetudo
- (ambiguous) to be always considering what people think: multum communi hominum opinioni tribuere