σκέμμα
From LSJ
Aeschylus, fr. 317
English (LSJ)
ατος, τό, (σκέπτομαι)
A subject for speculation or reflection, problem, Hp.Acut.9, Pl.R.435c, 445a, Phld.Rh.1.202 S. II speculation, Pl.Cri.48c; τὸ σ. περὶ δυοῖν ἐστίν Arist.Pol.1285b37. III scheme, plot, J.BJ1.24.6.