<p><strong>Verb</strong></p><ul><li>to admit to be real or true; recognize the existence, truth, or fact of: to acknowledge one's mistakes.</li><li>to show or express recognition or realization of: to acknowledge an acquaintance by nodding.</li><li>to recognize the authority, validity, or claims of: The students acknowledged the authority of the student council.</li><li>to show or express appreciation or gratitude for: to acknowledge a favor.</li><li>to indicate or make known the receipt of: to acknowledge a letter.</li><li>to take notice of or reply to: to acknowledge a greeting.</li><li>Law: to confirm as binding or of legal force: to acknowledge a deed.</li></ul>