concilium

con- (“with”) +‎ calō (“I call, announce solemnly, call out”) +‎ -ium.

• (Classical) IPA^(key): /konˈki.li.um/, [kɔŋˈkɪlʲiʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /konˈt͡ʃi.li.um/, [kon̠ʲˈt͡ʃiːlium]

concilium n (genitive conciliī or concilī); second declension

1. a council

   Synonym: contio

2. a meeting

   Synonyms: congressus, coetus, concursus, coitiō, conventus

Second-declension noun (neuter).

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

• conciliō

• cōnsilium

• “concilium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “concilium”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• concilium 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)
• concilium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎, London: Macmillan and Co.
  • to summon an assembly of the people: convocare populi concilium and populum ad concilium
    
  • to fix the day for, to hold, to dismiss a meeting: concilium indicere, habere, dimittere
    
• “concilium”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• concilium in Ramminger, Johann (2016 July 16 (last accessed)) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700‎, pre-publication website, 2005-2016
• “concilium”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin