Fiducial edge

Fiducial edge
Fiducial Fi*du"cial, a. [L. fiducia trust, confidence; akin to fides faith. See {Faith}.] 1. Having faith or trust; confident; undoubting; firm. ``Fiducial reliance on the promises of God.'' --Hammond. [1913 Webster]

2. Having the nature of a trust; fiduciary; as, fiducial power. --Spelman. [1913 Webster]

{Fiducial edge} (Astron. & Surv.), the straight edge of the alidade or ruler along which a straight line is to be drawn.

{Fiducial line} or {Fiducial point} (Math. & Physics.), a line or point of reference, as for setting a graduated circle or scale used for measurments. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • fiducial edge — fiducial edge, the thin edge of a ruler …   Useful english dictionary

  • Fiducial — Fi*du cial, a. [L. fiducia trust, confidence; akin to fides faith. See {Faith}.] 1. Having faith or trust; confident; undoubting; firm. Fiducial reliance on the promises of God. Hammond. [1913 Webster] 2. Having the nature of a trust; fiduciary;… …   The Collaborative International Dictionary of English

  • Fiducial line — Fiducial Fi*du cial, a. [L. fiducia trust, confidence; akin to fides faith. See {Faith}.] 1. Having faith or trust; confident; undoubting; firm. Fiducial reliance on the promises of God. Hammond. [1913 Webster] 2. Having the nature of a trust;… …   The Collaborative International Dictionary of English

  • Fiducial point — Fiducial Fi*du cial, a. [L. fiducia trust, confidence; akin to fides faith. See {Faith}.] 1. Having faith or trust; confident; undoubting; firm. Fiducial reliance on the promises of God. Hammond. [1913 Webster] 2. Having the nature of a trust;… …   The Collaborative International Dictionary of English

  • Fiducial — * In law the term fiducial means of or pertaining to a fiduciary .* In imaging technology, a fiduciary marker or fiducial is an object used in the field of view of an imaging system which appears in the image produced, for use as a point of… …   Wikipedia

  • Alidade — An alidade (archaic forms include alhidade, alhidad, alidad) is a device that allows one to sight a distant object and use the line of sight to perform a task. This task can be, for example, to draw a line on a plane table in the direction of the …   Wikipedia

  • Fiduciary marker — A fiduciary marker or fiducial is an object used in the field of view of an imaging system which appears in the image produced, for use as a point of reference or a measure. It may be either something placed into or on the imaging subject, or a… …   Wikipedia

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