Words / F / Law

fiduciary

/fɪˈdjuːʃəri/

C1CEFR level
68/100Rarity: rare
TechnicalRegister

Law adjective

Owing a duty of loyalty and good faith to act in another's interest above your own.

As a director, she stood in a fiduciary relationship to every shareholder.

Topic: Legislation in Legal English

Business adjective

Involving trust, especially over another's money or assets.

Directors owe a fiduciary duty to act in shareholders' interests.

Topic: Governance in Business English

Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.

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More law words: Legislation