The Collaborative International Dictionary of English v.0.48:

emmer \emmer\ n.
   a hard red wheat (Triticum dicoccum) grown especially in
   Russia and Germany; also grown in the U. S. as stock feed.

   Syn: starch wheat, two-grain spelt, Triticum dicoccum.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Triticum dicoccum
    n 1: hard red wheat grown especially in Russia and Germany; in
         United States as stock feed [syn: emmer, starch wheat,
         two-grain spelt, Triticum dicoccum]