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delta

/ˈdɛltə/

Translations

deltanoun

deltas

/ˈdɛltə/

The Nile River forms a large delta as it flows into the Mediterranean Sea.

Река Нил образует большую дельту, впадая в Средиземное море.

Synonyms

deltaadjective

more delta

Comp.

most delta

Super.

/ˈdɛltə/

Used attributively (e.g., "delta variant", "delta wing") to denote triangular shape or relation to the concept of change.

Synonyms

deltanoun

A landform at the mouth of a river where it splits into several outlets, often forming a triangular shape.

The Nile Delta is one of the most fertile regions in Egypt.

The fourth letter of the Greek alphabet, represented by Δ in uppercase and δ in lowercase.

In mathematics, delta is often used to represent change or difference.

A difference between two things or values, often used in finance or mathematics.

The delta between the two stock prices was significant after the market closed.

A measure of the rate of change of an option’s price with respect to the price of its underlying asset (one of the “Greeks” in options trading).

Traders closely watch the delta of their options positions to manage risk.

deltaadjective

Triangular in shape or having a form resembling the uppercase Greek letter Δ.

The fighter jet is equipped with a delta wing for improved maneuverability.