DICT.TW Dictionary Taiwan

 Fi·du·cial a.
 1. Having faith or trust; confident; undoubting; firm. “Fiducial reliance on the promises of God.”
 2. Having the nature of a trust; fiduciary; as, fiducial power.
 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.
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