ὁπλίτης

1. heavy-armed, armed , δρόμος ὁπλ. a race of men in armour , opposite to the naked race, (Pindar); ὁπλ. στρατός an armed host, (Euripides); ὁπλ. κόσμος warrior- dress, armour, (Euripides)

2. as Substantive, a heavy-armed foot-soldier, man-at-arms , who carried a large shield ὅπλον); whence the name, as the light-armed foot-soldier πελταστής); had his from the light πέλτη, (Herdotus Historicus), attic; ὁπλῖται are opposite to ψιλοί, (Herdotus Historicus) (ML)