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ENGLISH · A WORD WITH POSSIBILITIES

fiduciary.

Relating to an entity that owes to another good faith, accountability and trust, often in the context of trusts and trustees.

9 characters4 syllables approx.English language

Meaning & usage

adj/fɪˈdjuːʃ.i.əɹ.i/Received-Pronunciation/fəˈduːʃ.i.eɹ.i/General-American
  1. Relating to an entity that owes to another good faith, accountability and trust, often in the context of trusts and trustees.

    not-comparable
  2. Pertaining to paper money whose value depends on public confidence or securities.

    not-comparable
  3. Accepted as a trusted reference such as a point, value, or marker; fiducial.

    nonstandard · not-comparable
Where this word comes from

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

noun/fɪˈdjuːʃ.i.əɹ.i/Received-Pronunciation/fəˈduːʃ.i.eɹ.i/General-American
  1. One who holds something in trust for another.

  2. One who depends for salvation on faith, without works; an antinomian.

Where this word comes from

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

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.