A). causal in pres. and impf., in fut. ἀποστήσω, and aor. I ἀπέστησα, as also in aor. I Med. (v. infr.):—put away, remove, keep out of the way, τὸ ἀσθενέστατον τοῦ στρατεύματος X. HG 7.5.23 ; ἄχος A. Ch. 416 (lyr.); of diseases, Dsc. 2.96 , Gal. 13.846 ; τὰ συγκείμενα ἀ. ἀπ’ ἀλλήλων Pl. Plt. 282b ; ἀ. τῆς ἐλάας τὸν φλοιόν Thphr. CP 3.3.2 ; ἀ. τινὰ λόγου hinder from .. , E. IT 912 ; ἀ. τὰς τῶν πολεμίων ἐπιβουλάς frustrate them, Th. 1.93 ; ἀ. τὸν ἄρχοντα depose him, X. HG 7.1.45 :—aor. Med., Ἀργείων δόρυ πυλῶν ἀπεστήσασθε remoued it from your own gates, E. ph. 1087 :—in Hdt. 9.23 ἀποστήσαντες, = ἀποστάντες , having retired.

2). cause to revolt, of allies, Id. 8.19 , Ar. Eq. 238 , Th. 1.81 ; τινὰ ἀπό τινος Hdt. 1.76 , 154 , etc.; τινά τινος And. 3.22 .

3). in geom. constructions, cut off, Procl. Hyp. 6.7 .

II). weigh out, X. Smp. 2.20 ; ἀποστησάτωσαν τὰ χρυσία IG 7.303.19 (Oropus); pay, δραχμὰς ή ἀργυρίου UPZ 93.2 (ii B.C.): also in aor. I Med., μὴ .. ἀποστήσωνται Ἀχαιοὶ χρεῖος lest they weigh out (i. e. pay in full) the debt, Il. 13.745 , cf. IG 12.91.20 , al.:—in strict sense of Med., ἀποστήσασθαι τὸν χαλκόν to have the brass weighed out to one, D. 49.52 .— Hom. has it trans. only in l.c.

III). Med., give a final decision (or break up, dismiss the assembly), ῥήτρα ap. Plu. Lyc. 6 .

B). intr., in Pass., as also in aor. 2 ἀπέστην, imper. ἀπόστηθι Ar. Th. 627 , ἀπόστα Men. 375 : pf. ἀφέστηκα in pres. sense, sync. in pl. ἀφέστᾰμεν, -στᾰτε, -στᾶσι, as in inf. ἀφεστάναι, part. ἀφεστώς, -ῶσα, -ός or -ώς: plpf. ἀφεστήκειν, Att. -κη Pl. Tht. 208e : fut. Med. ἀποστήσομαι E. Hec. 1054 , Th. 5.64 , etc. (while aor. I Med. is causal (v. supr.)): for fut. ἀφεστήξω v. h. v.:—stand away or aloof from, keep far from, ὅσσον δὲ τροχοῦ ἵππος ἀφίσταται Il. 23.517 ; οὐ μέν κ’ ἄλλη γ’ ὧδε γυνὴ .. ἀνδρὸς ἀφεσταίη Od. 23.101 ; ἀποστᾶσ’ ἐκποδών E. Hel. 1023 ; ἐς ἄλλο σχῆμ’ ἀ. βίου Id. Med. 1039 ; ἀποσταθῶμεν πράγματος τελουμένου A. Ch. 872 ; ὡς γραφεὺς (or βραβεὺς) ἀποσταθείς E. Hec. 807 ; μακρὰν τόποις καὶ χρόνοις ἀ. D.S. 13.22 : hence in various relations, ἀφεστάναι φρενῶν lose one's wits, S. Ph. 865 ; φύσεος Ar. V. 1457 (lyr.); οὐδενὸς ἀποστήσονται ὅσα ἂν δίκαια λέγητε depart from, object to right proposals, Th. 4.118 ; ἀ. φόνου E. Or. 1544 ; ἀ. ἀρχῆς to be deposed from office, Pl. Lg. 928d ; simply, resign, SIG 527.105 (Crete, iii B. C.); ἀ. τῶν πραγμάτων, τῆς πολιτείας, etc., withdraw from business, politics, have done with it, D. 10.1 , 18.308 , etc.; ἔργων ἢ πόνων ἢ κινδύνων shun them, Isoc. 4.83 , cf. X. HG 7.5.19 , etc.; ὧν εἷλεν ἀποστάς giving up all claim to what he had won (at law), D. 21.181 ; τῶν αὑτῆς Id. 19.147 , cf. 35.4 ; ἀφίστασθαι τῶν τοῦ ἀδελφοῦ ib. 44 ; οὐδενὸς τῶν ἀνηκόντων τῇ πόλει Inscr.Magn. 53.65 ; τὴν πολιτείαν .. τὴν ἀφεστηκυῖαν τοῦ μέσου πλεῖον further removed from .. , Arist. Pol. 1296b8 ; ἀποστὰς τῶν πατρῴων Luc. DMort. 12.3 ; ἀ. ἐκ Σικελίας withdraw from the island, give up the expedition, Th. 7.28 ; retire, ἐς Ἰθώμην Id. 1.101 : rarely c.acc., avoid, shrink from, τὸν ἥλιον X. Cyn. 3.3 ; τὸν πόλεμον Id. An. 2.5.7 ; τινάς E. Fr. 1006 ; πυγμήν Philostr. Gym. 20 (prob. cj.).

2). in Prose, ἀ. ἀπό τινος revolt from .. , Hdt. 1.95 , 130 , etc.; τινός Id. 2.113 ; οὐκ ἀποστήσομαι ἀπὸ τοῦ δήμου Ἀθηναίων IG 12.39.21 ; but Ἀθηναίων τοῦ πλήθους ib. 10.22 ; also ἀ. εἴς or πρός τινας, Hdt. 2.30 , 162 , cf. X. An. 1.6.7 ; ἐς δημοκρατίαν ἀ. Th. 8.90 : abs., revolt, Hdt. 1.102 , etc.; ὑπό τινος at his instigation, Th. 8.35 (ἀπό codd.).

3). ἀ. τινί make way for another, give way to him, E. Hec. 1054 , D. 8.37 .

4). c. gen., shrink from, τῶν κινδύνων Isoc. 9.29 : also c. inf., shrink from doing, ἀπέστην τοῦτ’ ἐρωτῆσαι σαφῶς E. Hel. 536 .

5). abs., stand aloof, recoil from fear, horror, etc., τίπτε καταπτώσσοντες ἀφέστατε; Il. 4.340 ; πολλὸν ἀφεσταότες 17.375 ; παλίνορσος ἀπέστη 3.33 , Pi. O. 1.52 , P. 4.145 ; ἐγὼ οὐδέν τι μᾶλλον ἀ. Pl. Tht. 169b , cf. D. 19.45 , etc.; desist, μὴ νῦν -ώμεθα Pl. Lg. 960e ; δοῦλος ἀφεστώς a runaway, Lys. 23.7 .

6). Medic., ἀφίσταται, = ἀπόστασις γίγνεται, εἰς ἄρθρα Hp. Aph. 4.74 ; ἀ. ὀστέον exfoliates, ib. 6.45 ; also ἀ. ἀπὸ τῶν ὀστῶν Pl. Ti. 84a ; τὸ δέρμα ἀ. X. Eq. 1.5 ; also, project, stand out, ὦτα ἀφεστηκότα PLond. 3.1209.12 (i B. C.).

b). to be separated by the formation of an abscess, Gal. 11.116 , al. (also in Act., τὸ πύον ἀφίστησι 7.715 ).