■ noun 'dɛskant
1》 Music an independent treble melody sung or played above a basic melody.
↘ archaic or literary a melodious song.
2》 literary a discourse on a theme or subject.
■ verb dɪ'skant , dɛ- literary talk tediously or at length.
Origin
ME: from OFr. deschant , from med. L. discantus 'part song, refrain'.