A.check, cessation, “ἡ κατὰ τὸν πόλεμον ἐ.” Plb.38.11.2 ; μετ᾽ ἐποχῆς with a check, Id.10.23.4 ; ἐποχὰς ποιεῖν..τῆς προκοπῆς to check advance, Plu.2.76d, cf. Plot.6.2.13.
2. retention, “σπέρματος” Gal.8.420 ; “οὔρων” Philum.Ven.25.2 ; “σκυβάλων” Sor.2.20 ; ἀναπνοῆς (in hysteria) ib.26 ; “γαστρός” Gal.6.315 ; but ἐ. ἐμμήνων suppression (not retention) of the menses, Sor.2.6, al.
II. Philos., suspension of judgement, Metrod.Herc.831.6, Chrysipp.Stoic.2.39, Cic.Acad.Pr. 2.18.59, Arr.Epict.1.4.11, S.E.P.1.10, Gal.1.40, etc.
2. suspense of payment, etc., “τὰ ἐν ἐποχῇ ἕως ὁρισμοῦ καρπῶν” BGU599.3(ii A.D.), cf. PRyl.214.34 (ii A.D.), etc.
III. stoppage, pause, of light during an eclipse, Plu.2.923b.
2. Astron., position as referred to celestial or terrestrial latitude and longitude, Ptol.Alm.7.4, 12.8 ; πόλεων ib.2.13 (pl.); ἀστέρων ἐποχαί positions (longitudes) of stars in a horoscope, Plu.Rom.12 ; αἱ φαινόμεναι τῆς σελήνης ἐ., opp. αἱ οὖσαι, Procl.Hyp.4.49.
b. fixed point in time in reference to which positions are defined and from which their changes are computed, epoch, Ptol.Alm.3.9 ; perh. also position at such a fixed point (also called epoch), ib.3.7.
3. in Musical theory, period of vibration, Nicom.Harm.3(pl.).