ðɪ ɐdˈæptɪv fˈɪltɚɹ ɪz ˈɪmplɪməntᵻd ɪn ɐn ɐkˈuːstɪk dɪvˈaɪs, ænd ðə ɹˌɛpətˈɪʃən ʌv ðɪs pɹˈɑːsɛs ɪz ɐdˈæptɪv fˈiːdbæk kˌænsɪlˈeɪʃən
The adaptive filter is implemented in an acoustic device, and the repetition of this process is adaptive feedback cancellation