Definitions
1.AdjectiveRelating to an entity that owes to another good faith, accountability and trust, often in the context of trusts and trustees."a fiduciary contract; a fiduciary duty"
2.AdjectivePertaining to paper money whose value depends on public confidence or securities.
3.AdjectiveAccepted as a trusted reference such as a point, value, or marker; fiducial.
4.NounOne who holds a thing in trust for another.
5.NounOne who depends for salvation on faith, without works; an antinomian.