δ

Symbol

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

Letter

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

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

Letter

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

Etymology 1
From the Ancient Greek letter.

Letter

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

Noun

 * 1)  Miss