WordNet (r) 3.0 (2006):

soja bean
    n 1: erect bushy hairy annual herb having trifoliate leaves and
         purple to pink flowers; extensively cultivated for food and
         forage and soil improvement but especially for its
         nutritious oil-rich seeds; native to Asia [syn: soy,
         soya, soybean, soya bean, soybean plant, soja,
         soja bean, Glycine max]