berimbau

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be·rim·bau

B5201200 (bə-rēm′bou)n. A musical instrument with a gourd resonator and a single steel wire stretched across a long pole or stick.
[Portuguese, from Kimbundu mbi-rimbau : mbi-, n. pref. + -rimbau, berimbau.]

berimbau

(Portuguese berɪ̃ˈbau) n (Instruments) a Brazilian single-stringed bowed instrument, used to accompany capoeira[from the quimbundo (an Angolan language) word mbirimbau]