delta

delta

Terreno formado por arena y barro depositados por un río donde desemboca en un lago o mar.

En inglés sencillo: An area of land formed by sand and mud where a river flows into a lake or sea.

• The river has a wide delta.
• Many birds live in the delta.
• Floods brought fresh mud to the delta.

Expresiones frecuentes: river delta, Nile delta, delta region

delta

Cuarta letra del alfabeto griego, que se escribe Δ o δ.

En inglés sencillo: The fourth letter of the Greek alphabet, written as Δ or δ.

• Delta is a Greek letter.
• Write a lowercase delta beside the number.
• The teacher showed us how to pronounce delta.

Expresiones frecuentes: Greek delta, lowercase delta, capital delta, small delta

delta

Símbolo Δ que indica cuánto cambia una cantidad.

En inglés sencillo: The symbol Δ used to show how much a quantity changes.

• Delta shows the change in temperature.
• Calculate delta by subtracting the first value from the second.
• The engineer used delta V to describe the change in speed.

Expresiones frecuentes: delta V, delta value, calculate delta