1. Swallow of the northern hemisphere that nests in tunnels dug in clay or sand banks
   - bank martin, bank swallow, sand martin

Type of: martin

Part of: genus Riparia, Riparia

Encyclopedia: Riparia riparia

• mulloway
• Mullus
• Mullus auratus
• Mullus surmuletus
• Mulroney
• multi-
• multi-billionaire
• multi-engine aeroplane
• multi-seeded
• multi-stemmed
• multi-valued
• multibank holding company
• multicellular
• multichannel recorder
• multicollinearity
• multicolor
• multicolored
• multicolour
• multicoloured
• multicultural
• multiculturalism
• multidimensional
• multidimensional language
• multidisciplinary
• multiengine airplane