Fī-dū'cial, a.

(fī-dū'shal), a. [Lat. fiducia, trust, confidence, from fidere, to trust; It. fiduciale.]

1. Having faith or trust; confident; undoubting; firm; as, a fiducial reliance on the promises of the gospel.
2. Having the nature of a trust; fiduciary; as, fiducial power. Spelman.