Definitions

from The Century Dictionary.

  • noun In Greek music: A diatonic series of seven tones, containing five whole steps and one half-step (between the third and fourth tones)
  • noun The interval of the major seventh.
  • noun An instrument with seven strings.

from the GNU version of the Collaborative International Dictionary of English.

  • noun A system of seven sounds.
  • noun A lyre with seven chords.
  • noun (Anc. Poet.) A composition sung to the sound of seven chords or tones.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun music A system of seven sounds.
  • noun music A lyre with seven chords.
  • noun poetry A composition sung to the sound of seven chords or tones.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek seven-stringed, seven + chord: compare French heptacorde. See seven and chord.

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