American English

Definition of insupportable adjective from the Oxford Advanced American Dictionary

     

    insupportable

     adjective
    adjective
    NAmE//ˌɪnsəˈpɔrt̮əbl//
     
     
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  1. 1so bad or difficult that you cannot accept it or deal with it synonym intolerable
  2. 2 Their debt had become an insupportable burden.
See the Oxford Advanced Learner's Dictionary entry: insupportable