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English definition of “imperialism”

imperialism

noun [U]  /ɪmˈpɪər·i·əˌlɪz·əm/ usually disapproving us  
world history the attempt of one country to control another country, esp. by political and economic methods: France was accused of economic imperialism because of its trade policies.
imperialist
noun [C]  /ɪmˈpɪər·i·ə·lɪst/ us  
usually disapproving Roosevelt believed that he was a benevolent imperialist.
imperialistic
adjective  /ɪmˌpɪər·i·əˈlɪs·tɪk/ (also imperialist,  /ɪmˈpɪər·i·ə·lɪst/)
usually disapproving They denounced the war as an imperialistic exploitation of oppressed peoples.
(Definition of imperialism from the Cambridge Academic Content Dictionary © Cambridge University Press)
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