Definition, Meaning & Synonyms

aggradation

noun
/əˈɡrædəˌɪʃən/
Definition
The process by which a landform or geological feature is built up over time, typically through the accumulation of sediment.
Examples
  • Aggradation can lead to the formation of deltas at river mouths.
  • The aggradation of the riverbed has altered the local ecosystem significantly.
  • Scientists study aggradation to understand how landscapes change over time.
Meaning
Aggradation occurs when materials such as soil or rock are deposited in a specific area, raising the land surface or creating new landforms.
Synonyms
  • Elevation
  • Accretion
  • Deposit
  • Build-up