Introduction/Reference/Definitions/E

abbreviations
"Tr" - a traditional, usually academic definition or symbol
"Ex-" - example

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e
Abbreviation for an Eight note. see Note-values

E
Abbreviation for an Eight rest.

ELEVENTH
Tr- Distance, in the Quantitative Dimension of Pitch (frequency) see Interval

ENERGY
One of the 3 Worlds of Music - its Quantitative Dimension is the Volume of a note and its Qualitative Dimension is the Timbre of the note. This world is more pertinent to performance than to the actual structure of a piece of music.

ENTITIES
Sections which come to a close or cadence and are perceived as wholes, in Melo-rhythm, Melo-harmony, and Melo-lines, preferably of different lengths.

EQUI-TEMPERED TUNING
The octave is divided into 12 equal semi-tones (diatonic or chromatic), each interval maintaining a constant size. see Intonation