/ækˈnɑlɪʤmənt/ – Noun
Definition: 1. việc thừa nhận;
2. việc xác nhận (đã nhận được tài liệu);
3. giấy biên nhận; biên lại; thư hồi báo.
A more thorough explanation: 1. admission of validity made to an authority or witnesses
2. response confirming that an act has been performed
Example: A deed of conveyance might include an acknowledgement by the seller that they have received full payment for the property.