Ask at the forum if you have an Ancient or Modern Greek query!

ἀντίπρῳρον

Ἓν οἶδα, ὅτι οὐδὲν οἶδα –> I know only one thing, that I know nothing | all I know is that I know nothing.
Diogenes Laertius, Lives of the Philosophers, Book 2 sec. 32.

Russian (Dvoretsky)

ἀντίπρῳρον: (τό) adv. носовой частью вперед: τὸ ἀ. ξυγκροῦσαι Thuc. столкнуться носовыми частями.