A.giving back in turn, opp. ἀποδοχή, Th.4.81; rendering, requiting, repayment, Arist.EN1133a3, 1163a11, al.; “χάριτος” Men.Mon.330, D.S.20.100; “τῶν εὐεργεσιῶν” Phld.Piet.14; retribution, LXXIs.61.2, 63.4, al.; reprisals, “γίγνεται ἀ. ἔκ τινος” Plb.5.30.6; reward, LXXPs.18 (19).11, Ep.Col.3.24.
II. turning back, opposite direction or course, of a current, “ἀ. ποιεῖσθαι” Plb.4.43.5, etc., cf. Plu.2.136b.
2. responsive sound, Arist.Aud.803a31.
III. alternation, e.g. of action and reaction, “περιόδων πρὸς ἀλλήλας” Hp.Aph.1.12; reaction, prob. in Epicur.Ep.2p.48U., cf. Thphr.Vent.10.
2. Rhet., parallelism or opposition of clauses in a periodic sentence, Demetr.Eloc.23, cf. 250; in a simile, correspondence with the object of comparison, Quint. Inst.8.3.77.
c. answering clause, Hermog.Id.1.11, 2.1; v l. in A.D.Synt.20.6.
3. capping verses, as a subject of competition, Michel913 (Teos).