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

     

    expulsion

     noun
    noun
    BrE BrE//ɪkˈspʌlʃn//
     
    ; NAmE NAmE//ɪkˈspʌlʃn//
     
    Access to education
     
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  1. 1[uncountable, countable] expulsion (from…) the act of forcing somebody to leave a place; the act of expelling somebody These events led to the expulsion of senior diplomats from the country. Troops are engaged in the expulsion of enemy forces from the area.
  2. 2[uncountable, countable] expulsion (from…) the act of sending somebody away from a school or an organization, so that they can no longer belong to it; the act of expelling somebody The headteacher threatened the three girls with expulsion. The club faces expulsion from the football league. See related entries: Access to education
  3. 3[uncountable] expulsion (from…) (formal) the act of sending or driving a substance out of your body or a container the expulsion of air from the lungs
  4. Word Origin late Middle English: from Latin expulsio(n-), from expellere ‘drive out’, from ex- ‘out’ + pellere ‘to drive’.Extra examples His disruptive behaviour was felt to be sufficient grounds for his expulsion. Several pupils now face expulsion. The government ordered the immediate expulsion of the two men. an ex-party member who intends to appeal against his expulsion her expulsion from the society The principal threatened the three girls with expulsion.
See the Oxford Advanced American Dictionary entry: expulsion