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

  • adj. Based on or relating to faith or trust.
  • adj. Relating to or characteristic of a legal trust; fiduciary.
  • adj. Regarded or employed as a standard of reference, as in surveying.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Accepted as a fixed basis of reference.
  • adj. Based on having trust.
  • n. In manufacturing, a small mark on a circuit board used to align components, a fiducial point.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having faith or trust; confident; undoubting; firm.
  • adj. Having the nature of a trust; fiduciary.

from The Century Dictionary and Cyclopedia

  • Trusting; confident; undoubting; firm.
  • Same as fiduciary, 2.
  • In physics, having a fixed position or character, and hence used as a basis of reference or comparison.
  • Relating to or characterized by the belief in supernatural powers.

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

  • adj. relating to or of the nature of a legal trust (i.e. the holding of something in trust for another)
  • adj. based on trust
  • adj. used as a fixed standard of reference for comparison or measurement


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

Late Latin fīdūciālis, from Latin fīdūcia, trust, from fīdere, to trust; see bheidh- in Indo-European roots.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin fiducialis, from fiducia ("trust"), from fido ("to trust")


  • Yes. marker = printed icon or glyph, also known as a fiducial


  • From the fiducial points, stable features were computed that characterize the uniqueness of an individual.

    Guest Blogger - Deanna Kosaraju

  • There is a twofold fiducial trust; -- one whereby we trust in Christ for the forgiveness of sin; which you may call adherence.

    The Sermons of John Owen

  • Many great divines, at the first Reformation, did (as the Lutherans generally yet do) thus make the mercy of God in Christ, and thereby the forgiveness of our own sins, to be the proper object of justifying faith, as such; — whose essence, therefore, they placed in a fiducial trust in the grace of God by Christ declared in the promises, with a certain unwavering application of them unto ourselves.

    The Doctrine of Justification by Faith

  • The Protestant conception of justifying faith as a mere fiducial faith is quite as much at variance with revelation as is the sola fides doctrine.

    The Catholic Encyclopedia, Volume 14: Simony-Tournon

  • Reformers of the sixteenth century, partly followed by the Baianist and Jansenist school, so minimized the native power and moral value of our free will as to make final perseverance depend on God alone, while their pretended fiducial faith and inadmissibility of grace led to the conclusion that we can, in this world, have absolute certainty of our final perseverance.

    The Catholic Encyclopedia, Volume 11: New Mexico-Philip

  • God in his Word, but in embracing with fiducial reliance and trust the one and only Saviour whom God reveals.

    Easton's Bible Dictionary

  • A favorite device for perpetuating institutions among the primitive peoples of many districts on different continents is the taboo, or prohibition, which is commonly fiducial but is often of general application.

    The Siouan Indians

  • The more important and characteristic sports were organized and interwoven with social organization and belief so as commonly to take the form of elaborate ceremonial, in which dancing, feasting, fasting, symbolic painting, song, and sacrifice played important parts, and these organized sports were largely fiducial.

    The Siouan Indians

  • Air-tremors are thus rendered comparatively innocuous; and measurements of stellar lines displaced by motion with reference to fiducial lines from terrestrial sources, photographed on the same plates, can be depended upon within vastly reduced limits of error.

    A Popular History of Astronomy During the Nineteenth Century Fourth Edition


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