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

  • adj. Marked by inventive skill and imagination.
  • adj. Having or arising from an inventive or cunning mind; clever: an ingenious scheme. See Synonyms at clever.
  • adj. Obsolete Having genius; brilliant.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Displaying genius or brilliance; tending to invent.
  • adj. Characterized by genius; cleverly done or contrived.
  • adj. Witty; original; shrewd; adroit; keen; sagacious.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Possessed of genius, or the faculty of invention; skillful or promp to invent; having an aptitude to contrive, or to form new combinations.
  • adj. Proceeding from, pertaining to, or characterized by, genius or ingenuity; of curious design, structure, or mechanism
  • adj. Witty; shrewd; adroit; keen; sagacious.
  • adj. Mental; intellectual.

from The Century Dictionary and Cyclopedia

  • Possessing inventive genius or faculty; apt in inventing, contriving, or constructing; skilful in the use of things or words: as, an ingenious mechanic; an ingenious author.
  • Mentally bright or clever; witty; conversable.
  • Marked or characterized by inventive genius; displaying or proceeding from skill in contrivance or construction; witty or clever in form or spirit; well conceived; apt: as, an ingenious machine; an ingenious process or performance; ingenious criticism.
  • Manifesting or requiring mental brightness or cleverness; intellectual; improving.
  • Ingenuous.
  • Synonyms Inventive, bright, acute, constructive. See genius.

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

  • adj. showing inventiveness and skill


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

Middle English, from Old French ingenios, from Latin ingeniōsus, from ingenium, inborn talent; see genə- in Indo-European roots.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin ingeniosus ("endowed with good natural capacity, gifted with genius"), from ingenium ("innate or natural quality, natural capacity, genius"), from in ("in") + gignere ("to produce"), Old Latin genere. Compare French ingénieux; see also engine.


  • With these the English word ingenious has an obvious connection, especially in its earlier use as applied to men of letters.

    Aesthetic as Science of Expression and General Linguistic

  • It refers to an ingenious method of subterranean irrigation that exploits gravity to create arable land far beyond water sources, typically in desert environments.

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  • But what makes the ad so ingenious is the fact that is a mix of message, brand and "location."

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  • Also the connection between belief and tool-making, while ingenious, is also purely speculative.

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  • I am just writing on how I think your plan on protecting marriage between a man and a woman in ingenious!


  • "What you call an ingenious mathematical solution doesn't seem to be reflected in the patent," Voss told Samsung's lawyers.

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  • The life writer abovementioned has preserved a fragment of Mr. Butler's, given by one whom he calls the ingenious Mr. Aubrey, who assured him he had it from the poet himself; it is indeed admirable, and the satire sufficiently pungent against the priests.

    The Lives of the Poets of Great Britain and Ireland

  • He began in 1630 with a prose tract, the Hero, laboured in short ingenious sentences, which went through six editions.

    The Spectator, Volume 2.

  • That's not to say that the film isn't also anchored by an elegant metaphor-I'll leave it to you to decide if it's "ingenious" - that makes its sexual excesses more than mere exhibition.

    The House Next Door

  • I’d also recommend “Problems for Self Study” and “The Man Who Became Himself” for playing with the format in ingenious ways.

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  • Very mature word

    February 1, 2012

  • Marked by independence and creativity in thought or action

    November 20, 2007