I.to set apart, to place separately, separate, Thuc., Dem.
2.to set one at variance with another, τινά τινος Ar., Thuc.; δ. τὴν Ἑλλάδα to divide it into fractions, Hdt.
II.Mid. and Pass., with aor2, perf., and plup. act., to stand apart, to be divided, Il.; θάλασσα διΐστατο the sea made way, opened, id=Il.; τὰ διεστεῶτα chasms, Hdt.
2.of persons, to stand apart, be at variance, Il., Thuc.; διέστη ἐς ξυμμαχίαν ἑκατέρων sided with one or the other party, id=Thuc.:—simply to differ, be different, Xen.
3.to part after fighting, Hdt.
4.to stand at certain distances or intervals, id=Hdt.; of soldiers, δ. κατὰ διακοσίους Thuc.
III.aor1 mid. is trans. to separate, Plat., Theocr.