ὁπλῑτ-ικός · hoplit-ikos — LSJ
of or for a man-at-arms, μάχη Pl. R. 374d ; αἱ ὁ. τάξεις X. HG 3.4.16 ; ὅπλα ib. 4.2.7.
ἡ -κή (sc. τέχνη) the art of using heavy arms, the soldier’s art, Pl. R. 333d ; so τὸ -κόν Id. La. 182d ; also τὰ -κὰ ἐπιτηδεύειν profess the art of arms, ib. 183c.
of persons, heavy-armed, τὸ -κόν the soldiery, = οἱ ὁπλῖται, opp. τὸ ἄνοπλον, Arist. Pol. 1289b32, cf. Th. 5.6, X. An. 7.6.26 ; ἡ ὁ. δύναμις Arist. Pol. 1321a18.