The definition of pecuniary is something related to money.(adjective)
When you are interested in a job only because of the money, this is an example of a situation where you are driven by pecuniary interests.
See pecuniary in Webster's New World College Dictionary
Origin: L pecuniarius < pecunia, money < pecus, cattle: see fee
See pecuniary in American Heritage Dictionary 4
Origin: Latin pecūniārius
Origin: , from pecūnia, property, wealth; see peku- in Indo-European roots.
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