n. 1. 1 a genus comprising the alligatorfishes. Syn. -- genus Aspidophoroides. [ WordNet 1.5 ]
n. a genus of extinct beavers of the Pleistocene; of eastern and southern U.S. Syn. -- genus Castoroides. [ WordNet 1.5 ]
n. [ F. or gold (L. aurum) + Gr. e'i^dos form. ] An alloy, chiefly of copper and zinc or tin, resembling gold in color and brilliancy. [ Written also oreide. ] [ 1913 Webster ]