ἔμμετρον

From LSJ

εἰς πέλαγος σπέρµα βαλεῖν καὶ γράµµατα γράψαι ἀµφότερος µόχθος τε κενὸς καὶ πρᾶξις ἄκαρπος → throwing seeds and writing letters at sea are both a vain and fruitless endeavor

Source

Spanish

mesura, texto en verso

Russian (Dvoretsky)

ἔμμετρον: τό Plat. = ἐμμετρία.