ἀπολεπτύνω
From LSJ
τὰ ἀφανῆ τοῖς φανεροῖς τεκμαίρου → analyze the unknown based on the known
English (LSJ)
A fine down, esp. of reducing temperature or fever, Plu.2.695e, Alex. Trall.Febr.5:—more freq. in Pass., become quite fine or thin, ἀπολεπτυνθέντος τοῦ πικροῦ being fined away, Pl.Ti.83b; πλάτος ἀπολελεπτυσμένον Arist.HA489b33; of fever, v.l. in Hp. Epid.1.25.
German (Pape)
[Seite 311] verdünnen, spitz machen, τὸ πλάτος ἀπολελεπτυσμένον Arist. H. A. 1, 5; schwächen, τοῦ πικροῦ ἀπολεπτυνθέντος Plat. Tim. 83 b.