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See also: Nüx



From Proto-Italic *knuks, from a root *knu- also found in Proto-Celtic *knūs (source of Irish cnó) and Proto-Germanic *hnuts (source of English nut). De Vaan argues that the root is a post-Proto-Indo-European loan, and suggests it is also found in nūgae (trifles).[1]



nux f (genitive nucis); third declension

  1. a nut
  2. a nut tree
    Inter primas germinant ulmus, salix, nuces.
    Among the first to sprout are the elm, the willow, and the nut tree.
  3. a fruit with a hard shell or rind
    Nux amara.
    A bitter almond.
    Castaneae nuces.
    Nux pinea.
    The fruit of the tithymalus.
  4. (figurative) a thing of no value
    • (Can we date this quote?), Plautus, Miles Gloriosus, act 2, scene 3, line 45[1]:
      Nōn ego tuam empsim vītam vitiosā nuce.
      I should not have bought your life with a vicious worthless thing.
  5. (poetic) an almond tree


Third-declension noun.

Case Singular Plural
Nominative nux nucēs
Genitive nucis nucum
Dative nucī nucibus
Accusative nucem nucēs
Ablative nuce nucibus
Vocative nux nucēs


Derived terms[edit]

Related terms[edit]


  • Balkan Romance:
    • Aromanian: nuc m, nucã f
    • Romanian: nuc m, nucă f
  • Dalmatian:
  • Italo-Romance:
  • Padanian:
  • Gallo-Romance:
  • Insular Romance:
  • Vulgar Latin:
    • *nocem (see there for further descendants)
  • Borrowings:


  1. ^ De Vaan, Michiel (2008), “nux”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 420

Further reading[edit]

  • nux”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • nux”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • nux 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)
  • nux in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • nux”, in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers




nux (1957–1982 spelling nuч)

  1. leprosy

Derived terms[edit]