(also ac·know·ledg·ment ) / əkˈnɒlɪdʒmənt; NAmE əkˈnɑːl-/ noun
1.
[ sing. , U ] an act of accepting that sth exists or is true, or that sth is there :
This report is an acknowledgement of the size of the problem.
She gave me a smile of acknowledgement (= showed that she had seen and recognized me) .
2.
[ C , U ] an act or a statement expressing thanks to sb; something that is given to sb as thanks :
I was sent a free copy in acknowledgement of my contribution.
The flowers were a small acknowledgement of your kindness.
3.
[ C ] a letter saying that sth has been received :
I didn't receive an acknowledgement of my application.
4.
[ C , usually pl. ] a statement, especially at the beginning of a book, in which the writer expresses thanks to the people who have helped