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English definition of “ignorant”

ignorant

adjective uk   /ˈɪɡ.nər.ənt/ us    /-nɚ-/
C2 not having enough knowledge, understanding, or information about something: Many teenagers are surprisingly ignorant about current politics. We remained blissfully ignorant of the troubles that lay ahead. UK informal not polite or showing respect: Ignorant lout!
(Definition of ignorant from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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