Manchineel \Man`chi*neel"\, n. [Sp. manzanillo, fr. manzana an apple, fr. L. malum Matianum a kind of apple. So called from its apple-like fruit.]

(Bot.) A euphorbiaceous tree (Hippomane Mancinella) of tropical America, having a poisonous and blistering milky juice, and poisonous acrid fruit somewhat resembling an apple.

Bastard manchineel, a tree (Cameraria latifolia) of the East Indies, having similar poisonous properties. --Lindley.

Source: Webster's Revised Unabridged Dictionary (1913)