from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Inventive skill or imagination; cleverness.
  • noun An ingenious or imaginative contrivance.
  • noun Obsolete Ingenuousness.

from The Century Dictionary.

  • noun Ingenuousness; frankness; openness of heart.
  • noun The quality of being ingenious; inventive capacity or faculty; aptness in contrivance or combination, as of things or ideas; skill; cleverness: as, ingenuity displayed in the construction of machines, or of arguments or plots.
  • noun Ingenious contrivance; skilfulness of design, construction, or execution: as, the ingenuity of a machine; the ingenuity of a puzzle or a poem.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The quality or power of ready invention; quickness or acuteness in forming new combinations; ingeniousness; skill in devising or combining.
  • noun Curiousness, or cleverness in design or contrivance.
  • noun obsolete Openness of heart; ingenuousness.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The ability to solve difficult problems, often in original and creative ways
  • noun Ingenuousness; honesty, straightforwardness.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the property of being ingenious
  • noun the power of creative imagination


from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin ingenuitās, frankness (influenced by ingenious), from ingenuus, ingenuous; see ingenuous.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin ingenuitās.


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  • Obsolete: ingenuousness.

    December 19, 2007

  • In Italian, ingenuità means ingenousness. ingenuity is ingegnosità.

    April 3, 2011

  • Prolagus is just playing a belated April fool's joke on us. Nothing he, or anyone, can say can convince me that ingegnosità is an actual word. It looks like the kind of furball a cat might throw up on one's freshly carpeted apartment.

    April 3, 2011