ἑξαγωνιαῖον
From LSJ
τὸ δὲ ποιεῖν ἄνευ νοῦ ἃ δοκεῖ καὶ σὺ ὁμολογεῖς κακὸν εἶναι: ἢ οὔ → but doing what one thinks fit without intelligence is—as you yourself admit, do you not?—an evil
Greek (Liddell-Scott)
ἑξαγωνιαῖον: τό, τὸ ἔχον ἓξ γωνίας, ἑξάγωνον, Ἐπιφάν. τ. 1. σ. 1082Β.
Spanish (DGE)
-ου, τό hexágono Epiph.Const.Exp.Fid.4.8 (bis).