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Alternative formsEdit

  • autor, author (considered to be incorrect, but do at least occur in older New Latin)


augeō (to increase, nourish) +‎ -tor



auctor m (genitive auctōris); third declension

  1. (also Medieval Latin) one who gives increase (hence: an originator, causer, doer, founder)
    1. seller, vendor
    2. author
    3. (figuratively) authorship, agency, encouragement
    4. (poetic) the Creator, God


Third declension.

Case Singular Plural
Nominative auctor auctōrēs
Genitive auctōris auctōrum
Dative auctōrī auctōribus
Accusative auctōrem auctōrēs
Ablative auctōre auctōribus
Vocative auctor auctōrēs

Derived termsEdit



  • auctor in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • auctor in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • auctor in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
  • auctor in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to have as authority for a thing: auctore aliquo uti ad aliquid
    • an historian: rerum auctor (as authority)
    • the writer, author: scriptor (not auctor = guarantor)
    • (ambiguous) to give a person advice: auctorem esse alicui, ut
    • (ambiguous) to have as authority for a thing: auctorem aliquem habere alicuius rei
    • (ambiguous) the book is attributed to an unknown writer: liber refertur ad nescio quem auctorem
    • (ambiguous) statesmen: auctores consilii publici
  • auctor in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
  • auctor in Ramminger, Johann (accessed 16 July 2016) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700[2], pre-publication website, 2005-2016
  • auctor in William Smith et al., editor (1890) A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin

Middle EnglishEdit



  1. Alternative form of auctour



auctor m (plural auctores, feminine auctora, feminine plural auctoras)

  1. Obsolete spelling of autor