1. Earliest horse; extinct primitive dog-sized four-toed Eocene animal
   - eohippus

Type of: Equus caballus, horse

Part of: genus Hyracotherium, Hyracotherium

Encyclopedia: Dawn horse

• paternalistic
• paternally
• paternity
• paternity suit
• paternity test
• paternoster
• Paterson
• path
• path of least resistance
• Pathan
• pathetic
• pathetic fallacy
• pathetically
• pathfinder
• pathic
• pathless
• pathogen
• pathogenesis
• pathogenetic
• pathogenic
• pathogenically
• pathognomonic
• pathologic
• pathologic process
• pathological