contrapunctus superacutus

contrapunctus superacutus Bezeichnung für eine Kontrapunktstimme in tiefer bzw. hoher bzw. sehr hoher Tonlage (vorwiegend entsprechend der Oktavgliederung) — term that designates a contrapuntal part in a lower, or higher, or very high register (predominantly with respect to octave segments) [s.XV] LmLIoh. Legr. rit. 2, 3, 12, 3: triplici contrapuncto, gravi scilicet, acuto et superacuto. LmLIoh. Legr. rit. 2, 3, 12, 16: observa firmiter quod triplex ... sit contrapunctum, grave duntaxat, acutum et superacutum. Grave, cum ubicumque planus cantus fuerit, tu semper aut in ⋅Γ⋅ gamma Graeco vel in ⋅A⋅ vel in ⋅♮⋅ vel in ⋅C⋅ vel in ⋅D⋅ vel in ⋅E⋅ vel in ⋅F⋅ vel in ⋅G⋅ gravibus laboras. Acutum, quando sit cantus planus ubi voluerit, tu frequenter in ⋅A⋅ vel in ⋅♮⋅ vel in ⋅C⋅ vel in ⋅D⋅ vel in ⋅E⋅ (vel in ⋅E⋅ mss.; om. ed.) vel in ⋅F⋅ vel in ⋅G⋅ permanes acutis. Superacutum, si plano cantui vel ⋅A⋅ vel re, vel ⋅♮⋅ vel mi, vel ⋅C⋅ vel fa, vel ⋅D⋅ vel sol, vel ⋅E⋅ vel la superacutas opposueris. LmLNicol. Burt. 2, 5, 38: quemadmodum in manu Guidonis tres habentur ordines litterarum, scilicet gravium, acutarum et superacutarum, ita triplex erit contrapunctus, scilicet gravis, acutus et superacutus. LmLNicol. Burt. 2, 5, 43: primo cantum sive ... supranum ... componas. Deinde tenorem ... Postremo contra bassum (incunab.; ed.: contrabassum) ... Nam supranus ad tenorem remissus contrapunctus erit superacutus. Tenor vero ad contra bassum (incunab.; ed.: contrabassum) erit contrapunctus acutus. Contra autem bassus gravis erit contrapunctus respectu omnium, quia in infima parte collocatus.