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# ε

Even a happy life cannot be without a measure of darkness, and the word happy would lose its meaning if it were not balanced by sadness. It is far better take things as they come along with patience and equanimity.
Carl Jung
 Upper case form English name epsilon Wikipedia article on ε

## Translingual

### Etymology

Derived from its majuscule counterpart Ε, from the Phoenician letter 𐤄, he.

### Symbol

ε

1. Lower case epsilon, the fifth letter of the ancient Greek alphabet. Its name was εἶ, later ἒ ψιλόν, and it represented a somewhat lowered variant of the mid front unrounded vowel: IPA: /e/ or /e̞/, SAMPA: /e/. It is preceded by δ and followed by ϝ.
2. Lower case epsilon, the fifth letter of the modern Greek alphabet. Its name is έψιλον and it represents a somewhat lowered variant of the mid front unrounded vowel: IPA: /e/ or /e̞/, SAMPA: /e/. It is preceded by δ and followed by ζ.
3. (sciences) emittance, extinction coefficient.
4. (mathematics) A small number, usually in company of δ.
• For each $\epsilon$ $> 0$, there exists a $\delta > 0$, ...

## Elsewhere on the web

### En-De

OnelookIATEIATEIATEIATEProZDict.cc
WordnikIATELinguee