See also: déçus




  1. conditional of deci



From Proto-Italic *dekos (dignity), from Proto-Indo-European *déḱos (that which is proper), from *deḱ- (take, perceive).[1] Compare with decor.



decus n (genitive decoris); third declension

  1. honor, distinction, glory
    • circa 100-110, Tacitus, Histories: Book 4[1]:
      Obsessos hinc fides, inde egestas inter decus ac flagitium distrahebant.
      The ties of loyalty on the one hand, and the necessities of famine on the other, kept the besieged wavering between the alternatives of glory and infamy.
  2. pride, dignity
  3. grace, splendor, ornament, beauty
    Synonyms: faciēs, pulchritūdō, decor
    Antonyms: dēdecus, dehonestāmentum
  4. (in the plural) deeds of honor, honorable achievements
    Synonyms: ausus, ausum, fortia, gestum


Third-declension noun (neuter, imparisyllabic non-i-stem).

Case Singular Plural
Nominative decus decora
Genitive decoris decorum
Dative decorī decoribus
Accusative decus decora
Ablative decore decoribus
Vocative decus decora

Derived termsEdit

Related termsEdit


  • decus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • decus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • decus 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)
  • decus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  1. ^ De Vaan, Michiel (2008), “decet”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 164