Definition of irritation noun from the Oxford Advanced Learner's Dictionary

     

    irritation

     noun
    noun
    BrE BrE//ˌɪrɪˈteɪʃn//
     
    ; NAmE NAmE//ˌɪrɪˈteɪʃn//
     
    [uncountable, countable]
     
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  1. 1the state of being annoyed, especially by something that somebody continuously does or by something that continuously happens He noted, with some irritation, that the letter had not been sent.
  2. 2the fact of your skin or a part of your body being sore or painful a skin irritation