1. A hypothetical land, or continent, supposed by some to have existed formerly in the Indian Ocean, of which Madagascar is a remnant

Encyclopedia: Lemuria

• ornithology
• ornithomimid
• Ornithomimida
• ornithopod
• ornithopod dinosaur
• Ornithopoda
• ornithopter
• Ornithorhynchidae
• Ornithorhynchus
• Ornithorhynchus anatinus
• ornithosis
• Orobanchaceae
• orogeny
• orography
• oroide
• orology
• Orono
• Orontium
• Orontium aquaticum
• oropharyngeal
• oropharynx
• orotund
• orotundity
• Orozco
• orphan