'Semiditone' definitions:

Definition of 'Semiditone'

From: GCIDE
  • Semiditone \Sem`i*di"tone`\, n. [Pref. semi- + ditone: cf. It. semiditono. Cf. Hemiditone.] (Gr. Mus.) A lesser third, having its terms as 6 to 5; a hemiditone. [R.] [1913 Webster]