diaphonically

Adverb

 * 1) In an diaphonic manner.
 * 2) * "For a phonetic transcription of RP, we would generally transcribe GB[hə.ˈləʊ̯.ˈwɜːld] instead, to show that the diphthong diaphonically transcribed as [oʊ̯] has a more unrounded, central starting point, hence GB[əʊ̯]"