1. the act of admitting or accepting that something is true or real
2. a statement or gesture showing that you have noticed or recognized someone or something
3. a written or spoken expression of thanks or gratitude

Examples

• The acknowledgment of his mistake showed maturity.
• She gave a nod in acknowledgment of the greeting.
• The book includes an acknowledgment section thanking the author's family.
• We received an acknowledgment that our application was submitted successfully.
• His acknowledgment of the problem was the first step toward solving it.
• The teacher's acknowledgment of the student's hard work boosted her confidence.
• The letter required a signed acknowledgment of receipt.