Definition of eohippus in English:

eohippus

nouneohippuses

former term for hyracotherium
‘‘We suspect that an intermediate version of the horse between eohippus and equus probably did exist, and that fossils of these intermediates probably do, in fact, exist.’’
former term for hyracotherium

Origin

Late 19th century from Greek ēōs ‘dawn’ + hippos ‘horse’.

Pronunciation

eohippus

/ˌiːəʊˈhɪpəs/