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English definition of “-ism”

-ism

suffix uk   /-ɪ.zəm/ us  
used to form nouns that refer to social, political, or religious beliefs, studies, or ways of behaving: sexism feminism BuddhismMorphology and parts of words an example of typical behaviour: That expression was a real Taylor-ism (= an example of behaving or speaking like Taylor).Behaving, interacting and behaviour
(Definition of -ism suffix from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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