verb
- to build up the level of a riverbed, floodplain, or other land surface by depositing sediment
Usage: geology
Examples
- The river began to aggrade its channel after the dam was built upstream.
- Heavy rainfall caused the stream to aggrade rapidly with sand and silt.
- Over centuries, the delta continued to aggrade with sediment from the mountains.
- Engineers studied how the waterway would aggrade following the construction project.
- The floodplain started to aggrade as sediment settled during each flood cycle.
- Climate change may cause some rivers to aggrade more quickly than expected.