pecuniary pe‧cu‧ni‧a‧ry [pɪˈkjuːniəri ǁ -nieri] adjective LAW
connected with or consisting of money:

• He did not cause the company to suffer any pecuniary loss.

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pecuniary UK US /pɪˈkjuːnjəri/ US  /pɪˈkjuːnieri/ adjective FORMAL LAW
relating to money: pecuniary advantage/benefit/interest »

Prosecution lawyers argued that the Chairman had a pecuniary interest in the deal.

pecuniary gain/loss »

An accountant may have to calculate past and future pecuniary loss.

Financial and business terms. 2012.