Definition of arcana noun from the Oxford Advanced American Dictionary

     

    arcana

     noun
    noun
    NAmE//ɑrˈkeɪnə//
     
     
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  1. 1[plural] things that are secret or mysterious
  2. 2 [singular] either of the two groups of cards in a tarot deck, themajor arcanaand theminor arcana
See the Oxford Advanced Learner's Dictionary entry: arcana