saguaro n 1: extremely large treelike cactus of desert regions of southwestern United States having a thick columnar sparsely branched trunk bearing white flowers and edible red pulpy fruit [syn: {saguaro}, {sahuaro}, {Carnegiea gigantea}]
Suwarrow \Su*war"row\, n. (Bot.) The giant cactus ({Cereus giganteus}); -- so named by the Indians of Arizona. Called also {saguaro}. [1913 Webster]