1. declare to be true or admit the existence or reality or truth of

- She acknowledged that she might have forgotten

Similar word(s): admit

Definition categories: communication, adjudge, declare, hold

2. report the receipt of

- The program committee acknowledged the submission of the authors of the paper

Similar word(s): receipt

Definition categories: communication, communicate, pass

3. express recognition of the presence or existence of, or acquaintance with

- He never acknowledges his colleagues when they run into him in the hallway

- She acknowledged his complement with a smile

- it is important to acknowledge the work of others in one's own writing

Similar word(s): notice

Definition categories: communication, react, respond

4. express obligation, thanks, or gratitude for

- We must acknowledge the kindness she showed towards us

Similar word(s): recognise, recognize

Definition categories: communication, thank

5. accept as legally binding and valid

- acknowledge the deed

Definition categories: cognition, accept

6. accept (someone) to be what is claimed or accept his power and authority

- The Crown Prince was acknowledged as the true heir to the throne

Similar word(s): know, recognise, recognize

Definition categories: cognition, accept