The Collaborative International Dictionary of English v.0.48:

dalo \dalo\ n.
   a herb of the Pacific islands (Colocasia esculenta) grown
   throughout the tropics for its edible root and in temperate
   areas as an ornamental for its large glossy leaves.

   Syn: taro, taro plant, dasheen, Colocasia esculenta.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

dalo
    n 1: 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, dasheen, Colocasia esculenta]