rebec definition by Webster's New World
Origin: French altered ; from Old French rebebe ; from Arabic rabāb
rebec definition by American Heritage Dictionary
also re·becknoun Music
Origin: French, from Old French, alteration (influenced by bec, beak, from its shape) of rebebe, from Old Provençal rebeb, from Arabic rabāb, from rabba, to be master, control; see rbb in Semitic roots.