# δ

| δ | U+03B4, &#948; GREEK SMALL LETTER DELTA |
| ← γ [U+03B3] | Greek and Coptic | ε → [U+03B5] |
| 𝛿 | U+1D6FF, &#120575; MATHEMATICAL ITALIC SMALL DELTA |
| ← 𝛾 [U+1D6FE] | Mathematical Alphanumeric Symbols | 𝜀 → [U+1D700] |

## Translingual
### Symbol

δ
* (mathematics) A (path-dependent, inexact) differential.
* (mathematics) A small number, usually accompanied by ε.
    For any $\epsilon >0$, there is a $\delta$$>0$ …
* (mathematics) Kronecker delta or Dirac delta.
* (Teutonista) a voiced dental plosive (IPA).
* (UPA) a voiced dental fricative (IPA ð).

#### See also

* (differential): d

### Noun

δ
* (astronomy) declination
    Coordinate term: α

### See also

* δ on Wikipedia.Wikipedia

## Albanian
### Pronunciation

* IPA: /ð(ə)/

### Letter

δ (dh) (upper case Δ, lower case δ)
* The 6th letter of the Arvanitic Albanian Greek-script alphabet.

#### See also

* Greek script letters (script appendix): Α α, Β β, B b, Γ γ, Γϳ γϳ, Δ δ, D d, Ε ε, Ε̱ ε̱, Ζ ζ, Ζ̇ ζ̇, Θ θ, Ι ι, Ϳ ϳ, Κ κ, Κ̇ κ̇, Λ λ, ΛΛ λλ, Λ̇ λ̇, Μ μ, Ν ν, Ν̇ ν̇, Ο ο, Π π, Ρ ρ, Ρ̇ ρ̇, Σ σ, Σ̈ σ̈, Τ τ, Ȣ ȣ, Υ υ, Φ φ, Χ χ, Χ̇ χ̇, ΤΣ τσ, ΤΣ̈ τσ̈, DΣ dσ, DΣ̈ dσ̈
* (Latin-script letters) shkronjë; A a, B b, C c, Ç ç, D d, Dh dh, E e, Ë ë, F f, G g, Gj gj, H h, I i, J j, K k, L l, Ll ll, M m, N n, Nj nj, O o, P p, Q q, R r, Rr rr, S s, Sh sh, T t, Th th, U u, V v, X x, Xh xh, Y y, Z z, Zh zh

## Ancient Greek
### Etymology

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

### Letter

δ • (d) (lowercase, uppercase Δ)
* 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.

#### Derived terms

* δ΄, ,δ (,d)
* d, D (Roman)
* д, Д (Cyrillic)
* ⲇ, Ⲇ (Coptic)
* ∂ (mathematics)

#### See also

* (Greek-script letters) Α α, Β β, Γ γ, Δ δ, Ε ε, Ζ ζ, Η η, Θ θ, Ι ι, Κ κ, Λ λ, Μ μ, Ν ν, Ξ ξ, Ο ο, Π π, Ρ ρ, Σ σ ς, Τ τ, Υ υ, Φ φ, Χ χ, Ψ ψ, Ω ω
* (non-Classical letters) Ϝ (W) ϝ (w), Ͷ ͷ, Ͱ (H) ͱ (h), Ϻ (Ś) ϻ (ś), Ϟ, ϟ, Ϙ (Q) ϙ (q), Ͳ (S) ͳ (s)
* (punctuation) · ;
* (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨

## Cypriot Arabic
### Pronunciation

* IPA: /ð/

### Letter

δ (upper case Δ)
* 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)
* 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.

#### See also

* (Greek-script letters) Α α, Β β, Γ γ, Δ δ, Ε ε, Ζ ζ, Η η, Θ θ, Ι ι, Κ κ, Λ λ, Μ μ, Ν ν, Ξ ξ, Ο ο, Π π, Ρ ρ, Σ σ ς, Τ τ, Υ υ, Φ φ, Χ χ, Ψ ψ, Ω ω
* (non-Classical letters) Ϝ (W) ϝ (w), Ͷ ͷ, Ͱ (H) ͱ (h), Ϻ (Ś) ϻ (ś), Ϟ, ϟ, Ϙ (Q) ϙ (q), Ͳ (S) ͳ (s)
* (punctuation) · ;
* (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨

### Etymology 2
#### Alternative forms

* δις (dis)

#### Noun

δ • (d) f (indeclinable)
* Abbreviation of δεσποινίς (despoinís): Miss

##### Synonyms

* δις (dis, “Miss”)

##### Coordinate terms

* κ (k, “Mr, Mrs”)
* κα (ka, “Mrs”)

## Wakhi
### Pronunciation

* IPA: /ð/

### Letter

δ (upper case Δ)
* A letter of the Wakhi alphabet, written in the Latin script.