English

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

     

    contagion

     noun
    noun
    BrE BrE//kənˈteɪdʒən//
     
    ; NAmE NAmE//kənˈteɪdʒən//
     
    Ailments and diseases, Being ill
     
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  1. 1[uncountable] the spreading of a disease by people touching each other There is no risk of contagion. See related entries: Ailments and diseases, Being ill
  2. 2[countable] (old use) a disease that can be spread by people touching each other
  3. 3[countable] (formal) something bad that spreads quickly by being passed from person to person the contagion of political extremism
  4. compare infection
    Word Origin late Middle English (denoting a contagious disease): from Latin contagio(n-), from con- ‘together with’ + the base of tangere ‘to touch’.
See the Oxford Advanced American Dictionary entry: contagion