διαστόμωσις
From LSJ
εἰς δὲ θεοὺς ἀσεβείας τε καὶ εὐσεβείας καὶ γονέας καὶ αὐτόχειρος φόνου μείζους ἔτι τοὺς μισθοὺς διηγεῖτο → and he had still greater requitals to tell of piety and impiety towards the gods and parents and of self-slaughter
English (LSJ)
εως, ἡ, expansion, Alex.Aphr.Pr.1.93.
Greek (Liddell-Scott)
διαστόμωσις: -εως, ἡ, διάνοιξις, Ἀλ. Ἀφροδ. Προβλ. 1.
Spanish (DGE)
-εως, ἡ dilatación del ano, Alex.Aphr.Pr.1.93.