1. Deep ditch cut by running water (especially after a prolonged downpour)
   - gully

Derived forms: gulleys

Type of: vale, valley

• Colubrina
• colubrine
• colugo
• Columba
• Columba fasciata
• Columba livia
• Columba palumbus
• columbarium
• columbary
• Columbia
• Columbia River
• Columbia tiger lily
• Columbia University
• Columbian
• columbian mammoth
• Columbidae
• columbiform bird
• Columbiformes
• columbine
• columbite
• columbite-tantalite
• columbium
• columbo
• Columbus
• Columbus Day