Merriam-Webster Collegiate Dictionary - sapote

 noun  Etymology: Spanish zapote sapodilla fruit  Date: 1572 any of several roundish or ovoid sweet soft-fleshed fruits of Mexican and Central American trees: as  a. the green- or yellow-skinned fruit of a tree (Casimiroa edulis) of the rue family with white or yellow flesh  b. the green-skinned fruit of a persimmon (Diospyros digyna) with brown or blackish flesh  c. the coarse brown-skinned fruit of a tree (Pouteria sapota syn. Calocarpum sapota) of the sapodilla family with orange or reddish flesh