εὐνουχίας
From LSJ
Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
English (LSJ)
ου, ὁ,
A like a eunuch, impotent, Hp.Aër.22, Arist.GA746b24. II metaph., of a melon without seeds, opp. σπερματίας, Pl.Com.64.4; εὐ. κάλαμοι reeds without inflorescence, Thphr.HP4.11.4.