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Meaning of delta
The primary meaning of the word "delta" refers to a landform that forms at the mouth of a river, where the river deposits sediment as it slows down upon approaching the sea or another water body.
Etymology of delta
The word "delta" originates from the Greek letter Δ (delta), which was named after the Phoenician letter daleth, meaning "door".
In ancient Greece, the letter delta was used to represent a triangle or a change, which later influenced its use in various fields to denote a difference or a change.
The term "delta" was first used in geography to describe the Nile River delta, and later its usage was extended to describe similar landforms at the mouth of other rivers.
Synonyms
Definitions
- A landform that forms at the mouth of a river, typically in a fan-shaped area where the river deposits sediment as it slows down.
- The fourth letter of the Greek alphabet, used as a symbol in various fields such as mathematics, science, and engineering.
- A difference or change in something, especially a small one.
Usage Examples
- The river delta is a rich and fertile area, perfect for farming and fishing.
- The company's sales have seen a significant delta over the past quarter, with a notable increase in revenue.
- The mathematician used the delta symbol to represent a change in the equation.