The Collaborative International Dictionary of English v.0.48:

Blighia \Blighia\ n.
   small genus of West African evergreen trees and shrubs
   bearing fleshy capsular three-seeded fruits edible when
   neither unripe nor overripe.

   Syn: genus Blighia.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Blighia
    n 1: small genus of western African evergreen trees and shrubs
         bearing fleshy capsular three-seeded fruits edible when
         neither unripe nor overripe [syn: Blighia, genus
         Blighia]