transcription, транскрипция: [ ˌtwē-d ə l-ˈdəm-ən(d)-ˌtwē-d ə l-ˈdē ]
noun
Etymology: English tweedle to chirp + dum (imitative of a low musical note) & dee (imitative of a high musical note)
Date: 1725
: two individuals or groups that are practically indistinguishable