ε

Symbol

 * 1)  Emittance.
 * 2)  Extinction coefficient.
 * 3)  An arbitrarily small number, usually in the company of δ.
 * 4)  The empty string.
 * 1)  The empty string.

Letter

 * 1) The 8th letter of the Arvanitic Albanian Greek-script alphabet.

Etymology
Derived from its majuscule counterpart Ε, from the letter.

Letter

 * 1) Lower case epsilon, the fifth letter of the ancient and modern Greek alphabets. Its name was εἶ, later ἒ ψιλόν, and presently έψιλον. It represents roughly the same sound in both alphabets: in Modern Greek, a somewhat lowered variant of the mid front unrounded vowel:  or . It is preceded by δ and followed in the archaic alphabet by ϝ and in the classical alphabet by ζ.

Etymology
Interjection from.

Interjection

 * 1)  hey, oi said to get someone's attention
 * 2) eh, huh used as a tag question, emphasising what goes before or to request that the listener express an opinion about what has been said
 * 3)  eh, huh, what, pardon in isolation, request for repetition or clarification of what has just been said
 * 4) I wish, if only expressing a wish or hope
 * 5)  oh, just to precede an offhand or annoyed remark
 * 6)  oh expression of wonder, amazement, or awe
 * 7)  um, er implying hesitation
 * 1) I wish, if only expressing a wish or hope
 * 2)  oh, just to precede an offhand or annoyed remark
 * 3)  oh expression of wonder, amazement, or awe
 * 4)  um, er implying hesitation
 * 1)  oh expression of wonder, amazement, or awe
 * 2)  um, er implying hesitation
 * 1)  um, er implying hesitation

Letter

 * 1) Lower case epsilon, the fifth letter of the modern Greek alphabets. Its name is presently έψιλον. It represents, in Modern Greek, a somewhat lowered variant of the mid front unrounded vowel:  or . It is preceded by δ and followed by ζ.