Lucuma mammosa

Marmalade Mar"ma*lade (m[aum]r"m[.a]*l[=a]d), n. [F. marmelade, Pg. marmelada, fr. marm['e]lo a quince, fr. L. melimelum honey apple, Gr. meli`mhlon a sweet apple, an apple grafted on a quince; me`li honey + mh^lon apple. Cf. {Mellifluous}, {Melon}.] A preserve or confection made of the pulp of fruit, as the quince, pear, apple, orange, etc., boiled with sugar, and brought to a jamlike consistency. [1913 Webster]

{Marmalade tree} (Bot.), a sapotaceous tree ({Lucuma mammosa}) of the West Indies and Tropical America. It has large obovate leaves and an egg-shaped fruit from three to five inches long, containing a pleasant-flavored pulp and a single large seed. The fruit is called {marmalade}, or natural marmalade, from its consistency and flavor. [1913 Webster]