Extended Strong's Greek Lexicon (Abbott-Smith based)
when(-ever)
Usage: 1. of Time, correlated to πότε, much like ὅτε: 2. with the indicative, when , Lat. quando, (Homer): —; εἰς ὁπότε, with future, when, by what time , λέγειν εἰς ὁπότ᾽ ἔσται (Aeschines Orator) 3. with the optative in reference to the past, whenever , to express an event that has often occurred, ὁπότε Κρήτηθεν ἵκοιτο (Iliad by Homer), etc.:—;also in oratio obliqua, (Sophocles Tragicus), etc. 4. in indirect phrases, ἴδμεν, ὁππότε Τηλέμαχος νεῖται when he is to return , (Odyssey by Homer);
with optative, δέγμενος ὁππότε ναυσὶν ἐφορμηθεῖεν (Iliad by Homer) 5. in causal sense, for that, because, since , like Lat. quando for quoniam , (Theognis Elegiacus), etc.: so ὁπότε γε, Lat. quandoquidem, (Sophocles Tragicus) (ML)