θρανῖτις

From LSJ

τούτου δὲ συμβαίνοντος ἀναγκαῖον γίγνεσθαι πάροδον καὶ τροπὰς τῶν ἐνδεδεμένων ἄστρων → but if this were so, there would have to be passings and turnings of the fixed stars

Source

German (Pape)

[Seite 1215] ιδος, ἡ, fem. zum Vorigen, z. B. κῶπαι, die längsten auf der Triere, Böckh's Att. Seew., E. M. 454, 12.