mirror-nearer merger UK /ˌmɪɹə ˈnɪəɹə ˌmɜːd͡ʒə/US /ˌmɪɹɚ ˈnɪɚɹɚ ˌmɝd͡ʒɚ/ noun1 •A phonemic merger where the vowels in "bit" and "beer" are pronounced the same before /r/, making "mirror" and "nearer" rhyme.