δ

See also: Δ; △; ∆; ,δ; δ'; δ΄; and Appendix:Variations of "d"

δ U+03B4, δ GREEK SMALL LETTER DELTA ← γ [U+03B3] Greek and Coptic ε → [U+03B5]

Character variations

𝛿 U+1D6FF, 𝛿 MATHEMATICAL ITALIC SMALL DELTA ← 𝛾 [U+1D6FE] Mathematical Alphanumeric Symbols 𝜀 → [U+1D700]

Translingual

Symbol

δ

1. (mathematics) A (path-dependent, inexact) differential.
2. (mathematics) A small number, usually accompanied by ε.

   For any $\epsilon >0$, there is a $\delta$$>0$ …

3. (mathematics) Kronecker delta or Dirac delta.
4. (Teutonista) a voiced dental plosive (IPA [d̪]).
5. (UPA) a voiced dental fricative (IPA ð).

See also

• (differential): d

Noun

δ

1. (astronomy) declination

   Coordinate term: α

See also

• δ on Wikipedia.Wikipedia

Albanian

Pronunciation

• IPA^(key): /ð(ə)/

Letter

δ (dh) (upper case Δ, lower case δ)

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

See also

• (Greek-script letters) Α α, Β β, Ƃ ƅ, 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)

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.

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 ϝ, Ͷ ͷ, Ͱ ͱ, Ϻ ϻ, Ϙ ϙ, Ͳ ͳ
• (punctuation) · ;
• (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨

Cypriot Arabic

Pronunciation

• IPA^(key): /ð/

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.

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 ϝ, Ͷ ͷ, Ͱ ͱ, Ϻ ϻ, Ϙ ϙ, Ͳ ͳ
• (punctuation) · ;
• (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨

Etymology 2

Alternative forms

• δις (dis)

Noun

δ • (d) f (indeclinable)

1. Abbreviation of δεσποινίς (despoinís): Miss

Synonyms

• δις (dis, “Miss”)

Coordinate terms

• κ (k, “Mr, Mrs”)
• κα (ka, “Mrs”)

Wakhi

Pronunciation

• IPA^(key): /ð/

Letter

δ (upper case Δ)

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