Hededet is a term used in the context of Israeli music, particularly in the Mizrahi and Yemenite Jewish musical traditions. It refers to a specific musical mode or scale, often characterized by its unique intervals and emotional resonance. The term is derived from the Hebrew word hed (הד), meaning "sound" or "echo," and is sometimes translated as "the sound" or "the echo" in English. In Arabic, it may be referred to as al-hada (الحدا), reflecting its cultural and linguistic ties to Middle Eastern music. Hededet is a fundamental component of the pizmonim (פזמונים) repertoire, which consists of liturgical and secular songs sung in Jewish communities from North Africa and the Middle East. This musical mode is known for its expressive and melancholic qualities, often evoking a sense of longing and nostalgia. The use of Hededet is not limited to vocal music; it also appears in instrumental compositions and has influenced various genres within Israeli music, including musica orientalis and modern Mizrahi pop.