Definition of contributor noun from the Oxford Advanced American Dictionary

      

    contributor

     noun
    noun
    NAmE//kənˈtrɪbyət̮ər//
     
     
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  1. 1contributor (to something) a person who writes articles for a magazine or a book, or who talks on a radio or television program or at a meeting a regular contributor to this magazine
  2. 2 contributor (to something) a person or thing that provides money to help pay for something, or support something Older people are important contributors to the economy. the largest contributor to his campaign fund
  3. 3contributor (to something) something that helps to cause something sulfur dioxide is a pollutant and a major contributor to acid rain.
See the Oxford Advanced Learner's Dictionary entry: contributor