Definition of Pliohippus in English:

Pliohippus

noun

  • A genus of horses having a single toe on each foot (like modern horses), known from North American fossil remains of the Pliocene epoch, and thought to be the ancestor of modern horses; a fossil horse of this genus.

Origin

Late 19th century. From scientific Latin Pliohippus, genus name from English plio- + ancient Greek ἵππος horse.

Pronunciation

Pliohippus

/ˌplʌɪə(ʊ)ˈhɪpəs/