διὰ πέντε. [126] 4, 17. The interval of a fifth. Lat. diapente, quinque tonorum intervallum. So διὰ πασῶν [126] 18, of the octave.
διαποικίλλειν. [214] 8, [248] 10, [254] 18. To variegate. Lat. depingere, distinguere.
διαρτᾶν. [206] 6. To separate, to break up. Lat. seiungere. Cp. de Demosth. c. 40 ἵνα δὲ μὴ δόξωμεν διαρτᾶν τὰς ἀκολουθίας.
διασαλεύειν. [102] 21, [230] 9, [240] 13. To shake (as by storm), to disturb. Lat. perturbare, concutere. In [230] 9 and [240] 13 the reference is to troubling the smooth waters of the cadences by sounds that jolt and jar.
διασπᾶν. [222] 19, [230] 24. To dislocate. Lat. divellere. Cp. Demetr. p. 274, s.v. διασπασμός, and Quintil. ix. 4. 33 “tum vocalium concursus; qui cum accidit, hiat et intersistit et quasi laborat oratio.”
διάστασις. [206] 3, 5, [210] 18. Distance. Lat. distantia.
διάστημα. [126] 3, 16, [270] 12. Interval. Lat. spatium, intervallum.
διαστολή. [278] 5, 7. Division. Lat. divisio. By διαστολαί (which he opposes to metrical cola) Dionysius means the natural divisions, or pauses, observed in prose in order to bring out the sense and to secure good delivery, in accordance with the requirements of grammar and rhetoric. Cp. the later use of διαστολή for division by means of a comma—for punctuation, as we should say.
διατέμνειν. [270] 13. To cut up. Lat. discindere, concidere.
διατιθέναι. [130] 5, 15, [134] 8, 11. To affect. Lat. adficere.