The Collaborative International Dictionary of English v.0.48:

Malpighia glabra \Malpighia glabra\ prop. n. (Bot.)
   THe species name of the acerola, also called barbados
   cherry, a tropical American shrub bearing edible cherrylike
   acid red fruit.

   Syn: barbados cherry, acerola, Surinam cherry, West Indian
        cherry.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Barbados \Bar*ba"dos\ or Barbadoes \Bar*ba"does\, n.
   A West Indian island, giving its name to a disease, to a
   cherry, etc.
   [1913 Webster]

   Barbados cherry (Bot.), a genus of trees of the West Indies
      (Malpighia) with an agreeably acid fruit resembling a
      cherry.

   Barbados leg (Med.), a species of elephantiasis incident to
      hot climates.

   Barbados nuts, the seeds of the Jatropha curcas, a plant
      growing in South America and elsewhere. The seeds and
      their acrid oil are used in medicine as a purgative. See
      Physic nut.
      [1913 Webster]

WordNet (r) 3.0 (2006):

barbados cherry
    n 1: tropical American shrub bearing edible acid red fruit
         resembling cherries [syn: barbados cherry, acerola,
         Surinam cherry, West Indian cherry, Malpighia glabra]
    2: acid red or yellow cherry-like fruit of a tropical American
       shrub very rich in vitamin C [syn: acerola, barbados
       cherry, surinam cherry, West Indian cherry]