Source : Webster's Revised Unabridged Dictionary (1913)

Moringa \Mo*rin"ga\, n. [Malayam murunggi.] (Bot.)
   A genus of trees of Southern India and Northern Africa. One
   species ({Moringa pterygosperma}) is the horse-radish tree,
   and its seeds, as well as those of {M. aptera}, are known in
   commerce as ben or ben nuts, and yield the oil called oil of
   ben.