δίιξις
From LSJ
ὑπὸ δὲ τῆς φιλαυτίας παρηγμένοι ἄλογα φασὶν τὰ ζῷα ἐφεξῆς τὰ ἄλλα σύμπαντα → it is self-love which leads them to say that all the other animals without exception are non-rational
German (Pape)
[Seite 625] ἡ, das Durchdringen, Procl.
Greek (Liddell-Scott)
δίιξις: -εως, ἡ, (διικνέομαι), διείσδυσις, Πρόκλ. Ἀλκιβ. 2. 215.