The Collaborative International Dictionary of English v.0.48:

Mammea \Mammea\ n.
   A genus of American and Asiatic trees having edible
   one-seeded fruit.

   Syn: genus Mammea.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Mammea
    n 1: American and Asiatic trees having edible one-seeded fruit
         [syn: Mammea, genus Mammea]