Open E, Open-E or open e may refer to: *

Open E tuning Open E tuning is a tuning for guitar: low to high, E-B-E-G-B-E. Compared to standard tuning, two strings are two semitones higher and one string is one semitone higher. The intervals are identical to those found in open D tuning. In fact, it ...

for guitars * in French and Italian, the letter e pronounced as the open-mid front unrounded vowel *

Latin epsilon Latin epsilon or open E (majuscule: Ɛ, minuscule: ɛ) is a letter of the extended Latin alphabet, based on the lowercase of the Greek letter epsilon (ε). It was introduced in the 16th century by Gian Giorgio Trissino to represent the pronun ...

, a letter of the extended Latin alphabet introduced by Gian Giorgio Trissino to represent the former

See also