1. Predatory black-and-white toothed whale with large dorsal fin; common in cold seas
   - killer whale, killer, orca, grampus, Orcinus orca

Derived forms: sea wolves

Type of: dolphin

Part of: genus Orcinus, Orcinus

Encyclopedia: Sea wolf

• mephenytoin
• mephistophelean
• Mephistopheles
• mephistophelian
• mephitic
• Mephitinae
• mephitis
• Mephitis macroura
• Mephitis mephitis
• mephobarbital
• Meprin
• meprobamate
• meq
• meralgia
• merbromine
• Mercalli scale
• mercantile
• mercantile agency
• mercantile establishment
• mercantile law
• mercantile system
• mercantilism
• mercaptan
• mercaptopurine
• Mercator