ῥυθμός,
Ionic dialect ῥυσμός (see. below 111, IV), ὁ: (ῥέω):— any regular recurring motion (πᾶς ῥ. ὡρισμένῃ μετρεῖται κινήσει [[ 4th c.BC: Aristoteles Philosophus “Problemata” 882b2): ] Refs 4th c.BC+]
__I measured motion, time, whether in sound or motion, [[ 3rd c.AD: Democritus Epigrammaticus 15c ] Refs 3rd c.AD+]; ={ἡ τῆς κινήσεως τάξις}, [[ 5th-6th c.BC: Plato Philosophus “Leges” 665a, compare 672e; ὁ ῥ. ἐκ τοῦ ταχέος καὶ βραδέος, ἐκ διενηνεγμένων πρότερον, ὕστερον δὲ ὁμολογησάντων γέγονε [prev. author] “Smp.” 187b, compare 10th c.AD: Suidas Legal icographus see entry ] Refs 5th c.BC+]; rhythm, opposed to μέτρον and ἁρμονία, [[ 5th-6th c.BC: Aristophanes Comicus “Nubes” 638f, 5th-6th c.BC: Plato Philosophus “Respublica” 397b, 398d, 601a, 4th c.BC: Aristoteles Philosophus “Rhetorica” 1403b31; λόγοι μετὰ μουσικῆς καὶ ῥυθμῶν πεποιημένοι 5th-6th c.BC: Isocrates Orator 15.46 ] Refs 5th c.BC+]; of Prose rhythm, [[ 4th c.BC: Aristoteles Philosophus “Rhetorica” 1408b29, 1st c.BC: Dionysius Halicarnassensis “de Compositione Verborum” 17: defined by 4th c.BC: Aristoxenus Musicus “Rhythmica” 1, 3rd c.AD(?): Aristides Quintilianus Musicus 1.13. ] Refs 4th c.BC+]
__I.2 special phrases: ἐν ῥυθμῷ in time, of dancing, marching, etc., βαίνειν ἐν ῥ. [[ 5th-6th c.BC: Plato Philosophus “Leges” 670b, compare 5th-6th c.BC: Xenophon Historicus “Anabasis” 5.4.14; ὀρχεῖσθαι [prev. author] “Cyr.” 1.3.10 ] Refs 5th c.BC+]; ἐν τῷ ῥ. ἀναπνεῖν respire regularly, [[ 4th c.BC: Aristoteles Philosophus “Problemata” 882b1; so σωζόμενος ῥ. 4th-5th c.BC: Aeschylus Tragicus “Choephori” 797 (Lyric poetry); μετὰ ῥυθμοῦ βαίνοντες 5th c.BC: Thucydides Historicus 5.70 ] Refs 5th c.BC+]; ῥυθμὸν χορείας ὑπάγειν keep time, [[ 5th-6th c.BC: Aristophanes Comicus “Thesmophoriazusae” 956 (Lyric poetry)] Refs 5th c.BC+]; θάττονα ῥυθμὸν ἐπάγειν play in quicker time, [[ 5th-6th c.BC: Xenophon Historicus “Symposium” 2.22; πυρριχίῳ δρόμῳ καὶ ῥυθμῷ 2nd c.AD: Herodianus Grammaticus 4.2.9, compare 2nd c.BC: Polybius Historicus 4.20.6 ] Refs 5th c.BC+]: plural, paces, [[ 4th c.BC: Alcidamas Rhetor “περὶ σοφιστῶν” 17. ] Refs 4th c.BC+]