Definition of cinnabar noun from the Oxford Advanced American Dictionary

     

    cinnabar

     noun
    noun
    NAmE//ˈsɪnəˌbɑr//
     
    [uncountable]
     
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  1. 1a bright red mineral that is sometimes used to give color to things
  2. 2the bright red color of cinnabar
See the Oxford Advanced Learner's Dictionary entry: cinnabar