Wapatoo \Wap"a*too`\, n. (Bot.) The edible tuber of a species of arrowhead ({Sagittaria variabilis}); -- so called by the Indians of Oregon. [Written also {wappato}.] [1913 Webster]
Wappato \Wap"pa*to\, n. (Bot.) See {Wapatoo}. [1913 Webster]