Eohippus

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Hyracotherium \Hyracotherium\ n.
     An extinct horse genus, formerly called genus {Eohippus}.
  
     Syn: genus {Hyracotherium}.
          [WordNet 1.5]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  eohippus \eo*hip"pus\ ([=e]`[-o]*h[i^]p"p[u^]s), n. [Gr. 'hw`s
     dawn + "ipposhorse.]
     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]

From WordNet (r) 2.0 [wn]:

  eohippus
       n : earliest horse; extinct primitive dog-sized 4-toed Eocene
           animal [syn: {dawn horse}]