Webster’s Revised Unabridged Dictionary · 1913
Taro
Ta′ro, n. [From the Polynesian name.] (Bot.) A name for several aroid plants (Colocasia antiquorum, var. esculenta, Colocasia macrorhiza, etc.), and their rootstocks. They have large ovate-sagittate leaves and large fleshy rootstocks, which are cooked and used for food in tropical countries.