del
ta
Plural
deltas
1
a landform at a river's mouth, shaped by sediment deposition and characterized by distributaries
- The river gradually formed a delta as it reached the open sea.
- Coastal erosion and sediment deposition contribute to the development of a delta over time.
- Deltas are intricate ecosystems shaped by the interactions of rivers and tidal forces.
- The expedition explored the intricate network of water channels within the river's delta.
- The delta region is home to a variety of bird species attracted to its diverse wetland habitats.
2
the 4th letter of the Greek alphabet
3
an object shaped like an equilateral triangle