phalangite
noun/ˈfæləndʒaɪt/
Etymology Ultimately from Ancient Greek φαλαγγίτης (phalangítēs), equivalent to phalanx + -ite.
1
Historical A soldier belonging to a phalanx.
2
Historical Specifically, a pikeman fighting in a Macedonian phalanx, armed with a two-handed pike and using a smaller shield than the hoplite's aspis.