drainage

Everyday

1. Drainage is the way water or other liquid flows away from a place, through pipes, ditches or the soil. tree →
2. The system of pipes and ditches that carries away rainwater or waste water. tree →
3. (medicine) Letting fluid out of a wound or body part. tree →

In the lessons

Used in geography (river drainage basins), gardening (good drainage for plants), building and town safety (flooding when drainage is poor). Phrases: «poor drainage», «drainage ditch», «drainage system», «drainage basin».

Examples

• The field flooded because of poor drainage. tree →
• Cacti need soil with good drainage. tree →
• A drainage ditch runs along the farm. tree →
• The town fixed its drainage system after the storm. tree →
• Put stones at the bottom of the pot for drainage. tree →
• The Amazon has the largest drainage basin in the world. tree →

Note

Uncountable: «good drainage», not «a drainage». From the verb drain (drain, drained). A «drainage basin» is all the land whose water flows into one river.