eohippus

e·o·hip·pus  (-hps)

n.

Hyracotherium.

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[New Latin : eo- + Greek hippos, horse; see ekwo- in Indo-European roots.]

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eohippus  (-hps)

See hyracotherium.

Thesaurus

Noun

1.

eohippus - earliest horse; extinct primitive dog-sized four-toed Eocene animal dawn horse Equus caballus, horse - solid-hoofed herbivorous quadruped domesticated since prehistoric times genus Hyracotherium, Hyracotherium - extinct horse genus; formerly called eohippus