ἀναδιφάω
From LSJ
τούτων γάρ ὄνομα μόνον κοινόν, ὁ δέ κατά τοὔνομα λόγος τῆς οὐσίας ἕτερος → though they have a common name, the definition corresponding with the name differs for each (Aristotle, Categoriae 1a3-4)
English (LSJ)
A grope after, Cratin.2.
German (Pape)
[Seite 187] aufsuchen, Cratin. bei Clem. Al. Strom. 1 p. 280.