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ὀκτάεδρον

From LSJ

τὰν ἐπὶ τᾶς → Either with this or on this | Come back victorious or dead

Plutarch, Moralia, 241

Russian (Dvoretsky)

ὀκτάεδρον: τό октаэдр, восьмигранник Arst., Plut.