διπλάσιον

From LSJ

ὅτι χρὴ τοῦ μέλιτος ἄκρῳ δακτύλῳ, ἀλλὰ μὴ κοίλῃ χειρὶ γεύεσθαι → that honey should be tasted with the fingertip and not by the handful

Source

Russian (Dvoretsky)

διπλάσιον: ион. διπλήσιον τό двойное количество, двойная сумма Her., Arst., Theocr.