σύμφων-ος, ον,
agreeing in sound, harmonious, [[ 5th-6th c.BC: Aristophanes Comicus “Aves” 221 (_anapaest meter_), 659 (_anapaest meter_); Χορδαί “hymnus ad Mercurium” 51; μέλος 5th c.BC: Sophocles Tragicus “Ichn.” 319 ] Refs 5th c.BC+]; echoing to cries, [[ [prev. author] “OT” 421 ] Refs]; of a musical accompanist, [[ Anthologia Graeca 9.584. ] Refs]
__2 as musical term, in concord or unison with, [[ 5th-6th c.BC: Plato Philosophus “Timaeus” 80a, “Lg.” 812d; σ. φθόγγοι 4th-3rd c.BC: Theophrastus Philosophus “Fragmenta” 89.7 ] Refs 5th c.BC+]; distinguished from ἀντίφωνος and ὁμόφωνος, [[ 4th c.BC: Aristoteles Philosophus “Problemata” 918b30, 921a7 ] Refs 4th c.BC+]; distinguished (as epithet of fifths, fourths, etc.) from ὁμόφωνος (of octaves, double octaves, etc.) and ἐμμελής (of smaller intervals), [[ 2nd c.AD: Ptolemaeus Mathematicus “Harmonica - Opera Mathematica” 1.7 ] Refs 2nd c.AD+]; τὸ σ., ={συμφωνία}, [[ 5th-6th c.BC: Plato Philosophus “Philebus” 56a. ] Refs 5th c.BC+]
__3 τὰ σ. consonants, [[ 2nd c.BC: Dionysius Thrax Grammaticus 631.12, 2nd c.AD: Apollonius Dyscolus Grammaticus “de Pronominibus;” 11.2, +others, 7th c.AD: Hephaestio Grammaticus 1.1, etc. ] Refs 2nd c.BC+]
__4 having the same speech, [[ 2nd-3rd c.AD: Philostratus Sophista “Vita Apollonii” 5.36. ] Refs 2nd c.AD+]
__II metaphorically, harmonious, in harmony or proportion, τίνες σ. ἀριθμοί, καὶ τίνες οὔ [[ 5th-6th c.BC: Plato Philosophus “Respublica” 531c; σ. φοραί 4th c.BC: Aristoteles Philosophus “de Anima” 406b31; ὁ βίος σ. τοῖς λόγοις πρὸς τὰ ἔργα 5th-6th c.BC: Plato Philosophus “Laches” 188d ] Refs 5th c.BC+]; of a person, σ. ἑαυτὸν κατασκευάσαι κατὰ τὸν βίον [[ 2nd c.BC: Polybius Historicus 31.25.8 ] Refs 2nd c.BC+]; τὸ σ. harmonious order, [[ 4th c.BC: Aristoteles Philosophus “de Mundo” 396b8. ] Refs 4th c.BC+]