octet Meaning, Definition & Usage

  1. noun the cardinal number that is the sum of seven and one
    ogdoad; octad; eight; VIII; eighter; 8; eighter from Decatur; octonary.
  2. noun eight performers or singers who perform together
    octette.
  3. noun a set of eight similar things considered as a unit
    octette.
  4. noun eight people considered as a unit
    eightsome; octette.
  5. noun a musical composition written for eight performers
    octette.

WordNet

Oc*tet" noun
Etymology
From L. octo eight, like E. duet, fr.L.duo. See Octave.
Definitions
  1. (Mus.) A composition for eight parts, usually for eight solo instruments or voices.

Webster 1913