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



    BrE BrE//ˌhaɪpəˌsensəˈtɪvəti//
    ; NAmE NAmE//ˌhaɪpərˌsensəˈtɪvəti//
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  1. 1hypersensitivity (to something) a medical condition which causes the body to have extreme physical reactions to particular substances, medicines, light, etc. patients with hypersensitivity to the drug
  2. 2hypersensitivity (to something) the quality of being very easily offended his hypersensitivity to any kind of criticism