Berimbau is a musical instrument commonly used in Brazilian culture, especially in Capoeira. It is a single-stringed bow, often made of biriba wood, and resonated by a dried gourd held against the player's stomach. There are various synonyms for the berimbau, including a music bow, a musical instrument of Africa, and an African bow. The instrument has several names depending on the region: gunga or berra-boi in northeastern Brazil, and urucungo or mbopo in southeastern Brazil. Some of the other common synonyms include birimbau, berimba, bimba, bimbam, and n'gombe. Despite being synonymously known by different names, the berimbau is an essential and integral part of Brazilian music and culture.