soy beans

from The Collaborative International Dictionary of English v.0.48

Soybean \Soy"bean\ (soi"b[=e]n`), n.
   1. (Bot.) An Asiatic leguminous herb ({Glycine max}, formerly
      {Glycine Soja}) the seeds of which (also called {soy
      beans}) are used in preparing the sauce called {soy}.
      Called also {soya bean} and {soya}.
      [1913 Webster]

   2. the seeds of the {Glycine max}, which produce {soybean
      oil}; -- called also {soya bean}.
      [PJC]

from The Collaborative International Dictionary of English v.0.48

Soja \So"ja\ (s[=o]"j[.a] or s[=o]"y[.a]), n. (Bot.)
   An Asiatic leguminous herb ({Glycine max}, formerly {Glycine
   Soja}) the seeds of which (called {soy beans}) are used in
   preparing the sauce called {soy}. Called also {soya}.
   [1913 Webster]