Definition of determinant noun from the Oxford Advanced Learner's Dictionary

 

determinant

 noun
noun
BrE BrE//ˈtɜːmɪnənt//
 
; NAmE NAmE//ˈtɜːrmɪnənt//
 
(formal)
 
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a thing that decides whether or how something happens Word Origin early 17th cent.: from Latin determinant- ‘determining’, from the verb determinare ‘limit, fix’, from de- ‘completely’ + terminare ‘terminate’.Extra examples Interest rates are a major determinant of currency trends. It was only a secondary factor, not the sole determinant. We need to identify the social and economic determinants of ill health.
See the Oxford Advanced American Dictionary entry: determinant