coulée /koo-lāˈ/

1. A lava-flow
2. A rocky ravine (N American)

• economy-class
• economy-class syndrome
• economy of scale
• e contra
• e contrario
• econut
• econuts
• e converso
• ecophobia
• ecophobias
• ECOSOC
• ecospecies
• ecosphere
• ecospheres
• ecostate
• ecosystem
• ecosystems
• ecoterrorism
• ecoterrorist
• ecoterrorists
• ecotone
• ecotones
• eco-tourism
• eco-tourist
• eco-tourists