Cerdd Dant
（重定向自Penillion）
![Penillion singing near Conwy (1792) by Julius Caesar Ibbetson](/Images/godic/202502/01/Julius_Caesar_Ibbetson_-_Penillion_singing_near_Conwy3319.png")
Cerdd Dant (string music) is the art of vocal improvisation over a given melody in Welsh musical tradition. It is an important competition in eisteddfodau. The singer or (small) choir sings a counter melody over a harp melody.