English edit

Etymology edit

semi- +‎ diapente

Noun edit

semidiapente (plural semidiapentes)

  1. (music, archaic) A diminished fifth.
    • 2003, Vincenzo Galilei, Dialogue on Ancient and Modern Music (translated from Italian by Claude V. Palisca)
      It will have its true ratio from the tritone and the major semitone, but not from that of the semidiapente and the minor semitone, as the next calculation shows.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for semidiapente”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)