acknowledge acknowledge /ˈækˌnɒlɪdʒ/

verb

1. () Declare to be true or admit the existence or reality or truth of  ( acknowledge , admit )
   declare to be true or admit the existence or reality or truth of
    He admitted his errors
   He admitted his errors
    She acknowledged that she might have forgotten
   She acknowledged that she might have forgotten
   
2. () Report the receipt of  ( receipt , acknowledge )
   report the receipt of
    The program committee acknowledged the submission of the authors of the paper
   The program committee acknowledged the submission of the authors of the paper
   
3. () Express recognition of the presence or existence of, or acquaintance with  ( notice , acknowledge )
   express recognition of the presence or existence of, or acquaintance with
    He never acknowledges his colleagues when they run into him in the hallway
   He never acknowledges his colleagues when they run into him in the hallway
    She acknowledged his complement with a smile
   She acknowledged his complement with a smile
    It is important to acknowledge the work of others in one's own writing
   it is important to acknowledge the work of others in one's own writing
   
4. () Express obligation, thanks, or gratitude for  ( recognise [British] , acknowledge , recognize )
   express obligation, thanks, or gratitude for
    We must acknowledge the kindness she showed towards us
   We must acknowledge the kindness she showed towards us
   
5. Accept (someone) to be what is claimed or accept his power and authority  ( acknowledge , recognise [British] , know , recognize )
   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
   The Crown Prince was acknowledged as the true heir to the throne
    We do not recognize your gods
   We do not recognize your gods
   
6. Accept as legally binding and valid  ( acknowledge )
   accept as legally binding and valid
    Acknowledge the deed
   acknowledge the deed