Definition of questioning adjective from the Oxford Advanced American Dictionary

     

    questioning

     adjective
    adjective
    NAmE//ˈkwɛstʃənɪŋ//
     
     
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  1. showing that you need information, or that you have doubts a questioning look She raised a questioning eyebrow.
  2. questioningly
     
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  3.  
    adverb She looked questioningly at the doctor as he studied her X-rays.
See the Oxford Advanced Learner's Dictionary entry: questioning