noun
- the process by which sediment is deposited and builds up the level of land or the bottom of a body of water
Usage: geology
Examples
- The river delta grew larger through aggradation over thousands of years.
- Aggradation in the harbor required regular dredging to maintain shipping channels.
- The geologist studied aggradation patterns in the ancient lake bed.
- Heavy rainfall caused rapid aggradation in the mountain valley.
- Coastal aggradation created new wetland habitats for wildlife.
- The dam altered natural aggradation processes downstream.