n. 1. A tropical aroid (of the genus Caladium, syn. Colocasia) having an edible farinaceous root. It is related to the taro and to the tanier, but is much superior to it in quality and is as easily cooked as the potato. It is a staple food plant of the tropics, being prepared like potatoes, and has been introduced into the Southern United States. [ Webster 1913 Suppl. ]

2. a 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, taro plant, dalo, Colocasia esculenta. [ WordNet 1.5 ]

3. the edible starchy tuberous root of taro plants.
Syn. -- taro, cocoyam, eddo. [ WordNet 1.5 ]

4. a tropical starchy tuberous root.
Syn. -- taro, taro root, cocoyam, edda. [ WordNet 1.5 ]