A.change, A.Ag.482, etc.; “ἀλλαγᾷ βίου” S.OT1206; η κäτὰ τόπον ἀ. Arist. Spir.485a22; “ἀ. θεῶν” Plu.2.166d.
II. exchange, barter, buying and selling, Pl.R.371b, Arist.EN1133a19, Pol. 1257a13; pl., διὰ τὰς ἀ. for purposes of exchange, ib.1280a35.
2. agio, whether premium or discount, Peripl.M.Rubr.49, PEleph.14.10 (iii B. C.), PTeb99.2 (ii B. C.), BGU1194.17 (i B. C.), etc.
III. later, change of post-horses, stage, Eust.531.21, cf. POxy.1863.5, etc.