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English definition of “idealism”

idealism

noun [U]     /aɪˈdɪəlɪzəm/
the belief that your ideals can be achieved , often when this does not seem likely to others Opinions, beliefs and points of viewPhilosophy
idealist noun [C] a person who believes that it is possible to achieve your ideals Opinions, beliefs and points of view idealistic     /aɪˌdɪəˈlɪstɪk/ adjective
(Definition of idealism noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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