FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

stratia στρατιά — strat-ee'-ah — feminine of a derivative of stratos (an army; from the base of 4766, as encamped); camp-likeness, i.e. an army, i.e. (figuratively) the angels, the celestial luminaries:--host.

see GREEK for 4766