Definition of fineness noun from the Oxford Advanced American Dictionary

     

    fineness

     noun
    noun
    NAmE//ˈfaɪnnəs//
     
    [uncountable]
     
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  1. 1the quality of being made of thin threads or lines very close together fineness of detail Chinese rugs are graded according to the fineness of their knotting.
  2. 2(technology) the quality of something the fineness of the gold
See the Oxford Advanced Learner's Dictionary entry: fineness