n. The Spanish name of the carob-tree, Ceratonia Siliqua.n. In America, a name given to the honey-mesquit, Prosopis juliflora, and to the Hymenæa Courbaril.n. A substance resembling catechu in appearance and properties, obtained from the La Plata, and containing tannin mixed with a deep-brown coloring matter.n. Also spelled algaroba.