Lexical Definition

‎στρατιά‎ stratiá (strat-ee'-ah) army G:N-F
feminine of a derivative of (an army

host.

Usage: 7 forms in 38 verses
Form Translated As     In Verse(s)
στρατιᾷ host Acts.7.42
στρατιᾶσ of host Luke.2.13
στρατιών of militaries LXX.Isa.3.15
στρατιαί militaries LXX.Num.10.28LXX.Neh.9.6
στρατιάσ military LXX.Deut.20.9LXX.2Sam.8.16LXX.1Kgs.11.15LXX.1Kgs.11.21LXX.1Kgs.16.16LXX.1Chr.12.14LXX.1Chr.12.23LXX.1Chr.18.15LXX.1Chr.20.1LXX.1Chr.28.1
στρατιάν military LXX.1Kgs.2.35LXX.1Kgs.20.39LXX.1Chr.19.8LXX.Jer.8.2
στρατιά his military LXX.Exod.14.4LXX.Exod.14.9LXX.Exod.14.17LXX.2Chr.32.9
military LXX.2Sam.3.23LXX.1Kgs.22.19LXX.2Kgs.17.16LXX.2Kgs.21.3LXX.2Kgs.21.5LXX.2Kgs.23.4LXX.2Kgs.23.5LXX.1Chr.12.21LXX.2Chr.33.3LXX.2Chr.33.5LXX.Jer.7.18LXX.Jer.19.13LXX.Jer.33.22LXX.Zeph.1.5
your military LXX.Judg.8.6

Abbott-Smith

στρατιά, -ᾶς, ἡ [in LXX chiefly for צָבָא ;]
1. = στρατός, an army, a host: of angels (III Ki 22:19, al.), Lk 2:13; of the stars of heaven (Je 8:2, II Ch 33:3), Ac 7:42.
2. As sometimes in cl. (poët.), = στρατεία: II Co 10:4, T (WH, RV, στρατεία).†

Abbott-Smith References

Book Refs
1 Kings 22:19
2 Chronicles 33:3
Jeremiah 8:2
Luke 2:13
Acts 7:42
2 Corinthians 10:4

Liddell-Scott-Jones

στρατιά,

Ionic dialect στρατ-ιή, ,= στρατός, army, [Refs 5th c.BC+]; σ. ναυτική, πεζή, [Refs 5th c.BC+]; ναύφρακτος σ. [Refs 5th c.BC+]: absolutely, a land force, as distinguished from seamen, [Refs 5th c.BC+]

__2 generally, host, company, band, [LXX+5th c.BC+]; αἱ σ. τῶν οὐρανῶν[LXX]; = cohors ministrorum, [Refs 4th c.AD+]
__II sometimes ={στρατεία}, expedition, [Refs 5th c.BC+]; ἴτε.. ἐπὶ στρατιάν go.. on service, [Refs 5th c.BC+]

LSJ Scripture Refs: LXX.2Chr.33.3LXX.Neh.9.6