fiduciary

From Latin fīdūciārius (“held in trust”), from fīdūcia (“trust”).

• (UK) IPA^(key): /fʌɪˈdjuːʃəɹi/

fiduciary (not comparable)

1. (law) Relating 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. Pertaining to paper money whose value depends on public confidence or securities.
   • 2002, Colin Jones, The Great Nation, Penguin 2003, p. 63:

     Indeed, currency would be more effective for not being gold and silver but fiduciary paper money.

fiduciary (plural fiduciaries)

1. (law) One who holds a thing in trust for another; a trustee.
2. (theology) One who depends for salvation on faith, without works; an antinomian.