distropha

distropha (bistropha) -ae f. Bezeichnung für eine zweitönige Neume (zur Anzeige einer Tonwiederholung) — term that designates a neume with two notes (to indicate reiteration of a pitch) [s.XI] LmLTon. Aug. p. 109b. LmLTon. Aug. p. 118b: Antiphone ... in intendendo primam vocem distropham componentes ... he (sc. antiphone)... duplicant equisone repercutiendo respondentes in hoc sui „Seculorum amen“ sillaba terminali eiusdem finalis cordam item repercutienti et suas antiphonas ad eandem repercussionis distropham invitanti. LmLTon. Aug. p. 139a: hec (sc. antiphona) per distropham equisone incipiens. [] LmLNeum. Punctum p. 65: Distropha  (sim. LmLFrut. brev. 14 p. 101: bistropha). LmLFrut. brev. 10 p. 64: Unisonantia quippe est, ubi vox non variatur, sed multae neumae crebris iterationibus in uno sono continuantur, ut fit in distrophis  et tristrophis . LmLIoh. Cott. mus. 23, 9: Simplicem autem neumam dicimus virgulam vel punctum, repercussam vero, quam Berno distropham vel tristropham vocat (sim. LmLAdam Fuld. 2, 10). [s.XIII-XIV] LmLWalt. Odingt. 5, 2, 5: distropha  (ms. Cambridge; ms. Oxford: ; inde LmLWillelm. 3, 18). cf. LmLHuglo, Neumes p. 63; LmLFloros, Neumenkunde II p. 35 sqq.; LmLCorbin, Neumen p. 8.