Lexicon :: Strong's G4756 - stratia

στρατιά, στρατιᾶς, ἡ (στρατός (cf. στρατεύω)), from Aeschylus and Herodotus down, the Sept. for צָבָא;
1. an army, band of soldiers.
2. sometimes in the poets equivalent to στρατεία, as Aristophanes eqq. 587 (ἐν στρατιαις τέ καί μάχαις), 2 Corinthians 10:4 Tdf. after the best manuscripts ((see his note; cf. Liddell and Scott, under the word II.); Passow, under the word στρατεία, at the end).
3. in the N. T. ἡ οὐράνιος στρατιά, or ἡ στρατιά τοῦ οὐρανοῦ (Hebrew הַשָּׁמַיִם צְבָא), the host of heaven (see δύναμις, f.), i. e.
a. troops of angels (1 Kings 22:19; Nehemiah 9:6): Luke 2:13.
b. the heavenly bodies, stars of heaven (so called on account of their number and their order): Acts 7:42 (2 Chronicles 33:3, 5; Jeremiah 8:2, etc.).

BLB Scripture Index of Thayer's