The Collaborative International Dictionary of English v.0.48:

broadbean \broadbean\ n.
   an Old World upright plant grown esp. for its large flat
   edible seeds but also as fodder.

   Syn: broad bean, broad-bean plant, English bean, European
        bean, field bean, Vicia faba.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

broad-bean
    n 1: Old World upright plant grown especially for its large flat
         edible seeds but also as fodder [syn: broad bean, broad-
         bean, broad-bean plant, English bean, European bean,
         field bean, Vicia faba]