# δ

 δ U+03B4, δ GREEK SMALL LETTER DELTA
 ← γ[U+03B3] Greek and Coptic ε →[U+03B5]
 𝛿 U+1D6FF, 𝛿 MATHEMATICAL ITALIC SMALL DELTA
 ← 𝛾[U+1D6FE] Mathematical Alphanumeric Symbols 𝜀 →[U+1D700]

## Translingual

### Symbol

δ

1. A (path-dependent, inexact) differential.
2. A small number, usually accompanied by ε.
For any ${\displaystyle \epsilon >0}$, there is a ${\displaystyle \delta }$${\displaystyle >0}$
3. Kronecker delta or Dirac delta.
4. a voiced dental plosive (IPA [d̪]).

• (differential): d

### Noun

δ

1. declination
Coordinate term: α

## Albanian

### Letter

δ (dh) (upper case Δ, lower case δ)

1. The 6th letter of the Arvanitic Albanian Greek-script alphabet.

## Ancient Greek

### Etymology

Derived from its majuscule counterpart Δ, from the Phoenician letter 𐤃, dalet.

### Letter

δ (d) (lowercase, uppercase Δ)

1. Lower case delta (δέλτα), the fourth letter of Greek alphabet. It represented in Ancient Greek a voiced dental plosive: /d/ and in modern Greek a voiced dental fricative: /ð/. It is preceded by γ and followed by ε.

## Cypriot Arabic

### Letter

δ (upper case Δ)

1. A letter of the Cypriot Arabic alphabet, written in the Latin script.

## Greek

### Etymology 1

From the Ancient Greek letter.

#### Letter

δ (d) (lowercase, uppercase Δ)

1. Lower case delta (δέλτα), the fourth letter of Greek alphabet. It represents in modern Greek a voiced dental fricative: /ð/. It is preceded by γ and followed by ε.

### Etymology 2

#### Noun

δ (df (indeclinable)

1. Abbreviation of δεσποινίς (despoinís): Miss
##### Coordinate terms
• κ (k, Mr, Mrs)
• κα (ka, Mrs)

## Wakhi

### Letter

δ (upper case Δ)

1. A letter of the Wakhi alphabet, written in the Latin script.