Definition of nauseous adjective from the Oxford Advanced American Dictionary

     

    nauseous

     adjective
    adjective
    NAmE//ˈnɔʃəs//
     
     
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  1. 1feeling as if you want to vomit She felt dizzy and nauseous.
  2. 2making you feel as if you want to vomit a nauseous smell
See the Oxford Advanced Learner's Dictionary entry: nauseous