GNU Collaborative International Dictionary of English

last match results

Found 2 definitions

1.       
   eohippus (ēˌṓ‑hĭpˈpŭs), n. [Gr. ἠώς dawn + ἱπποςhorse.] an extinct primitive dog-sized 4-toed Eocene mammal, the earliest horse known in the line of descent of the modern horse.  It is classed in the extinct genus Hydracotherium.  Called also dawn horse.
   
   Syn. -- dawn horse.
   
   [WordNet 1.5 +PJC]
   
   
         
       

2.       
   Hyracotherium n. An extinct horse genus, formerly called genus Eohippus.
   
   Syn. -- genus Hyracotherium.
   
   [WordNet 1.5]