Definitions for "Septet"
A set of seven persons or objects; as, a septet of singers.
A musical composition for seven instruments or seven voices; -- called also septuor.
means seven elements of Metatheatrics. The seven elements are: (1) Frames, (2) Themes, (3) Dialogs, (4) Characters, (5) Rhythms, (6) Plots, and (7) Spectacles.
The Septet in E flat major, Opus 20, by Ludwig van Beethoven, was first performed in 1800 and published in 1802. It is scored for clarinet, horn, bassoon, violin, viola, cello, and contrabass.
Keywords:  cardinal, six, sum, number, one
the cardinal number that is the sum of six and one
Keywords:  quantity, equal, unit
a unit of quantity equal to 7.