A.“ἐπιτείνεσκον” Hdt.1.186 : pf. “-τέτακα” PTeb. 19.6 (ii B.C.):—stretch upon or over, “ξύλα ἐπὶ τὴν γέφυραν” Hdt. l.c. ; “ὑπὲρ [τάφρης]” Id.4.201:—Hom. only in Pass., “ἐπὶ νὺξ ὀλοὴ τέταται δειλοῖσι βροτοῖσι” Od.11.19 ; “ἐπὶ πτόλεμος τέτατό σφιν” Il.17.736.
2. stretch as on a frame, tighten, screw up, esp. of musical strings, “ἐ. τὰς χορδάς” Pl.Ly.209b ; “ὥσπερ λύραν ἐ. ἕως ἂν ἁρμόσῃ” Macho 2.9:— Pass., “χορδαὶ -όμεναι” Arist.Pr.920b3, cf. GA787b13, Pl.Phd.98c.
b. of sounds, raise them to a higher pitch, “ἐ. τὸν φθόγγον καὶ ὀξὺ φθέγγεσθαι” Arist.Phgn.807a15, cf. 806b27 (Pass.) ; of pitch accent, Phld.Po. 2.18 (Pass.).
c. metaph., increase in intensity, augment, heighten, “ἡδονάς” Pl.Lg.645d ; “τὰ τιμήματα ἐ. ἢ ἀνιέναι” Arist.Pol.1308b4 ; “τὰ [τῆς ψυχῆς] γυμνάσια” Pl.R.498b ; “ἐ. [τὴν πολιτείαν]” Arist.Pol.1309b33, cf. 1301b17 (Pass.), Rh.1360a25 (Pass.) ; ἐ. τὴν κρᾶσιν make it stronger, Plu.2.677f ; heighten by contrast, τὰ φωτεινὰ καὶ λαμπρὰ τοῖς σκιεροῖς καὶ σκοτεινοῖς ἐ., of painters, ib.57c ; τῇ γλυκύτητι τοῦ νουθετοῦντος ἐ. τὸ πικρὸν..τῆς νουθεσίας ib.67b : abs., exert oneself greatly, D.56.13, Arist.EN1138b23 ; strain matters to an extreme, Id.Pol.1293a26:—Pass., εἰ ἐπιτείνοιντο δυσκατάποτοι if their difficulty in swallowing increases, Archig. ap. Gal.12.976 ; so in pf. part. Pass., intensified, “ταραχή” Epicur.Ep.1p.30U. ; “ἐπιτίμησις” Phld.Ir.p.72 W. : impers., “ἐπιτείνεται” increase arises, Arist.Cael.289a3.
d. intr., increase, of fevers, Hp.Coac.114 ; “ἐπέτεινε ὁ λιμός” Plu.Cam.28 ; of motion, Arist.Ph.238a5.
e. intr., rise, of price, PTeb.8.17 (iii B.C.).
3. urge on, incite, “τινὰ ποιεῖν τι” X.Eq.Mag.1.13 ; τινὰ ἵνα.. PFay.112.5 (i A.D.) ; ἐ. ἑαυτόν exert himself, Plu.Alex.40.
II. Pass., suffer more intensely, “τῷ πυρετῷ” Hp.Epid.5.50 ; simply, to be tormented, racked, “ὑπὸ νόσων” Pl.Phd.86c : then generally, to be tortured, “ζηλοτυπῶν” Luc. DMeretr.9.4.
2. to be on the stretch, screwed up to the uttermost, αἱ τιμαὶ ἐπετέταντο prices were 'screwed up', D.56.24, cf. Men.Eph. ap.J.AJ9.14.2 ; “πολλαπλασίως ταῖς εὐνοίαις ἐπιταθέντες” Plb.18.16.3.
3. “ἐ. τινί” to be passionately devoted to, Parth.23.1 ; also of things, “ἐ. [βιβλίοις]” Luc.Ind.27 ; “εἴς τι” D.S.1.37.