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σύμμετρος

symmetros

commensurate with, of like measure

Appears 29 times across Plato's dialogues.

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Dictionary (LSJ)

σύμμετρος, ον, (μέτρον) A. commensurate with, of like measure or size with, σύμμετρος σῷ ποδί (sc. ἡ βάσις) E. El. 533; χαμεύνῃ Id. Fr. 676; βόστρυχον . . σύμμετρον τῷ σῷ κάρᾳ exactly like it, A. Ch. 230: esp. of Time, commensurate with, keeping even with, δαλὸν ἥλικα ξύμμετρόν τε διαὶ βίου ib.610 (lyr.); τῷδε τἀνδρὶ σ. being of like age with him, S. OT 1113; ποίᾳ ξύμμετρος προὔβην τύχῃ; coincident with what chance have I come? i.e. in the very nick of time, Id. Ant. 387, cf. E. Alc. 26 (infr. III). 2. in Mathematics, having a common measure, σύμμετροι αἱ τῷ αὐτῷ μέτρῳ μετρούμεναι (sc. γραμμαί) Arist. LI 968b6; freq. denied of the relation between the diagonal of a square and its side, Id. APo. 71b27, APr. 41a26, Ph. 221b25, Rh. 1392a18; [τὸ νόμισμα] πάντα ποιεῖ σύμμετρα commensurable, Id. EN 1133b22; μήκει οὐ σύμμετροι τῇ ποδιαίᾳ not lineally commensurate with the one-foot side, Pl. Tht. 147d, cf. 148b: Comp., of musical intervals, ταῖς αἰσθήσεσιν εὐληπτότερα τὰ -ότερα Ptol. Harm. 1.10. 3. in accord with the metre, S. Eleg. 1; σύμμετροι ἐπεκτύπεον ποδῶν χορείαις in time, Tim. Pers. 213. II. in measure with, proportionable, exactly suitable, λόγοι ἀνδράσι σ. Isoc. 4.83, cf. 5.110, 12.135; γῆ θηρίοις μᾶλλον ἢ ἀνθρώποις σ. Str. 15.1.26; σ. πρός τι Pl. Lg. 625d, Metrod. Fr. 1, etc.; c. dat., Pl. Men. 76d, Ti. 67c, Epicur. Fr. 81 (Comp.). 2. abs., in right measure, in due proportion, symmetrical, opp. ὑπερβάλλων and ἐλλείπων, Arist. EN 1104a18, al.; τὸ σ. καὶ καλόν Pl. Phlb. 66b; τῶν φύσει ξηροτέρων . . ὡς πρὸς τὸν σ. παραβάλλειν Gal. 6.360, cf. 27, al. 3. generally, fitting, meet, due, ξύμμετρον δʼ ἔπος λέγω A. Eu. 532 (lyr.); δένδρον πολυκαρπότερον τοῦ συμμέτρου Pl. Ti. 86c, cf. Phld. Rh. 1.288S., al.; ξύμμετρος ὡς κλύειν within fit distance for hearing, S. OT 84. 4. moderate, πόνοι Isoc. 1.12; ὥστε σύμμετρον . . τὸ πνεῦμα . . ποιεῖν Antiph. 202.16; σ. τροφαί Sor. 1.26, cf. 49, al.; σ. στέγη moderate in size, X. Oec. 8.13; of suitable size, σκῆπτρον OGI 56.62 (Canopus, iii B.C.). III. Adv. -τρως in moderation, Isoc. 1.32, etc.; in due time, ἀφίκετο E. Alc. 26; σ. πρὸς ἑωυτόν conveniently, Hp. Off. 3; σ. ἔχειν πρός τι to be in proportion to . ., X. Eq. 1.16; εἴς τι Arist. Mir. 834a15; σ. ἴσχειν λεπτότητος καὶ πάχους Pl. Ti. 85c; τὸ μετὰ νοῦ καὶ τὸ σ. Nicom.Com. 1.36; = μετρίως, φέρειν IG 12(7).396.31 (Amorgos, ii B.C.), cf. Aristid.Quint. 2.5. Comp. -ότερον more fittingly, D. 61.27 (v.l. -ώτερον).
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