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From in- +‎ gignō +‎ -uus. Not to be confused with indigenus.



ingenuus (feminine ingenua, neuter ingenuum); first/second-declension adjective

  1. natural, indigenous
  2. freeborn
  3. noble, upright, frank, candid, ingenuous
  4. delicate, tender


First/second-declension adjective.

Number Singular Plural
Case / Gender Masculine Feminine Neuter Masculine Feminine Neuter
Nominative ingenuus ingenua ingenuum ingenuī ingenuae ingenua
Genitive ingenuī ingenuae ingenuī ingenuōrum ingenuārum ingenuōrum
Dative ingenuō ingenuō ingenuīs
Accusative ingenuum ingenuam ingenuum ingenuōs ingenuās ingenua
Ablative ingenuō ingenuā ingenuō ingenuīs
Vocative ingenue ingenua ingenuum ingenuī ingenuae ingenua


  • English: ingenuous
  • French: ingénu
  • Italian: ingenuo
  • Portuguese: ingénuo
  • Spanish: ingenuo


  • ingenuus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • ingenuus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • ingenuus in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • the sciences; the fine arts: optima studia, bonae, optimae, liberales, ingenuae artes, disciplinae
    • to receive a liberal education: liberaliter, ingenue, bene educari
  • ingenuus in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
  • ingenuus in William Smith, editor (1848) A Dictionary of Greek Biography and Mythology, London: John Murray
  • ingenuus in William Smith et al., editor (1890) A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin