plenilunium

From plēnus (“full”) +‎ lūna (“moon”) +‎ -ium.

• (Classical) IPA^(key): /pleː.niˈluː.ni.um/, [pɫ̪eːnɪˈɫ̪uːniʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ple.niˈlu.ni.um/, [pleniˈluːnium]

plēnilūnium n (genitive plēnilūniī or plēnilūnī); second declension

1. full moon

Second-declension noun (neuter).

¹Found in older Latin (until the Augustan Age).

• → Catalan: pleniluni
• → English: plenilune
• → Spanish: plenilunio
• → Italian: plenilunio
• → Portuguese: plenilúnio

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