American English

Definition of contagion noun from the Oxford Advanced American Dictionary

     

    contagion

     noun
    noun
    NAmE//kənˈteɪdʒən//
     
     
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  1. 1[uncountable] the spreading of a disease by people touching each other There is no risk of contagion.
  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 compare infection
See the Oxford Advanced Learner's Dictionary entry: contagion