A.whenever, with a conditional force, so as nearly to = ἐάν (v. “εἰ” B. II), referring to an indef. future (cf. “ὅτε” A. I. IC), Il.1.519, etc.; also of events like ly to recur, 2.397, IG12.97.9, etc.: also in Ep. “ὅτε κεν” Il.1.567, 6.225: strengthd., “ὅ. περ” S.OC301, Pl.R.565a, 565d: repeated for rhet. effect, “ὅ. ὡς ὑβρίζων, ὅ. ὡς ἐχθρὸς ὑπάρχων, ὅ. κονδύλοις, ὅ. ἐπὶ κόρρης” D.21.72.
b. later causal, since, ὅταν . . ᾖ since it is, Arist.Mu.395a19, cf. D.Chr.7.105, Porph.Gaur.11.2; in earlier examples the application to the particular case is less directly expressed, καὶ τοῦτο τυφλὸν ὅταν ἐγὼ βλέπω βραχύ this too (viz. my staff) is blind when I am (= when its owner is) short-sighted, E.Ion 744, cf. S.Aj.137 (anap.), Pl.Sph.241a, Din.3.9.
2. never with ind. in early authors, exc. in Od.10.410, ὡς δ᾽ ὅταν . . σκαίρουσι (s. v. l.); in 24.88, ὅτε κεν . . ζώννυνταί τε νέοι καὶ ἐπεντύνονται ἄεθλα; and in Il.12.41, ὡς δ᾽ ὅτ᾽ ἂν ἔν τε κύνεσσι καὶ ἀνδράσι . . στοέφεται （ἔναντα κύνεσσι cj. Monro): but freq. in LXX with impf. ind., as “ὅταν εἰσήρχετο” Ge.38.9, cf. Plb.4.32.5, Ev.Marc.3.11: also with aor. ind., LXX Ex.16.3, Apoc.8.1: with fut. ind., “ὅταν ἕξουσι” Apollod.Poliorc.187.12; ὅταν ὄψεσθε (v.l. ὄψησθε) Ev.Luc. 13.28: with pres. ind., “ὅταν δείκνυται” Str.12.3.27 (s. v.l.): generally, ὅταν supersedes ὅτε in Hellenistic Greek.
3. never with opt. in early authors, exc. in orat. obliq., where in orat. recta the subj. with ὅταν would have stood, as perh. A.Pers.450 may be expld. (ὅτ᾽ ἐκνεῶν Elmsl.); ὅτε κεν folld. by ἵκοι, Il.9.525.
II. Special usages: