Diazeuctic
Pronunciation : Di`a*zeuc"tic, Di`a*zeu"tic
Part of Speech : a.
Etymology : [Gr. (Anc. Mus.)
Definition : Defn: Disjoining two fourths; as, the diazeutic tone, which, like that from F to G in modern music, lay between two fourths, and, being joined to either, made a fifth. [Obs.]
Source : Webster's Unabridged Dictionary, 1913