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English definition of “acknowledge”

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acknowledge

verb [T] uk   /əkˈnɒl.ɪdʒ/ us    /-ˈnɑː.lɪdʒ/
C1 to accept, admit, or recognize something, or the truth or existence of something: [+ -ing verb] She acknowledged having been at fault. [+ that] She acknowledged that she had been at fault. You must acknowledge the truth of her argument. Historians generally acknowledge her as a genius in her field. [+ obj + to infinitive ] She is usually acknowledged to be one of our best artists. They refused to acknowledge (= to recognize officially) the new government. He didn't even acknowledge my presence (= show that he had seen me). The government won't even acknowledge the existence of the problem.C1 to tell someone, usually in a letter or email, that you have received something they sent you: Please acknowledge receipt of this letter.
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(Definition of acknowledge from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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