%sechium%

n. [ NL.: cf. F. séchion; perhaps formed fr. Gr. &unr_; cucumber. ] (Bot.) The edible fruit of a West Indian plant (Sechium edule) of the Gourd family. It is soft, pear-shaped, and about four inches long, and contains a single large seed. The root of the plant resembles a yam, and is used for food. [ 1913 Webster ]