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From cadō (I fall).

This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.



cadūcus (feminine cadūca, neuter cadūcum); first/second-declension adjective

  1. That falls or has fallen, falling, collapsing, tottering, drooping.
  2. That easily falls, inclined to fall
  3. (poetic) Devoted to death, destined to die, doomed.
  4. (figurative) Frail, fleeting, perishable, transitory; vain, futile.
  5. (law) Lapsed, vacant, escheatable, caducary.


First/second-declension adjective.

Number Singular Plural
Case / Gender Masculine Feminine Neuter Masculine Feminine Neuter
Nominative cadūcus cadūca cadūcum cadūcī cadūcae cadūca
Genitive cadūcī cadūcae cadūcī cadūcōrum cadūcārum cadūcōrum
Dative cadūcō cadūcō cadūcīs
Accusative cadūcum cadūcam cadūcum cadūcōs cadūcās cadūca
Ablative cadūcō cadūcā cadūcō cadūcīs
Vocative cadūce cadūca cadūcum cadūcī cadūcae cadūca

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  • caducus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • caducus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • caducus 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)
  • caducus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • caducus in Ramminger, Johann (accessed 16 July 2016) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700[1], pre-publication website, 2005-2016