ETYM From the Polynesian name.
1. Edible starchy tuberous root of taro plants; SYN. cocoyam, dasheen, eddo.
2. Herb of the Pacific islands grown throughout the tropics for its edible root and in temperate areas as an ornamental for its large glossy leaves; SYN. taro plant, dalo, dasheen, Colocasia esculenta.
3. Tropical starchy tuberous root; SYN. taro root, cocoyam, dasheen, edda.
Or eddo; Plant Colocasia esculenta of the arum family Araceae, native to tropical Asia; the tubers are edible and are the source of Polynesian poi (a fermented food).