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dĭagramma: ătis, n., = διάγραμμα, in music,I the scale, gamut, Vitr. 5, 4.
dĭăgramma, ătis, n. (διάγραμμα),1 échelle des tons [musique] Vitr. Arch. 5, 4, 12 tracé, dessin : Grom. 340, 23.