fiduciary

 
Pronunciation: /fɪˈdjuːʃ(ə)ri/

adjective

  • 1 Law involving trust, especially with regard to the relationship between a trustee and a beneficiary: the company has a fiduciary duty to shareholders
  • archaic held or given in trust: fiduciary estates
  • 2 Finance (of a paper currency) depending for its value on securities (as opposed to gold) or the reputation of the issuer.

noun (plural fiduciaries)

  • a trustee.

Origin:

late 16th century (in the sense 'something inspiring trust; credentials'): from Latin fiduciarius, from fiducia 'trust', from fidere 'to trust'