Lexical Definition

‎παρεμβολή‎ parembolḗ (par-em-bol-ay') barracks ^G:N-F
from a compound of ‎παρά‎ and ‎ἐμβάλλω‎

army, camp, castle.

• a throwing in beside (juxtaposition), i.e. (specially), battle-array, encampment or barracks (tower Antonia)

Abbott-Smith

παρ-εμ-βολή, -ῆς, ἡ (< παρεμβάλλω), [in LXX chiefly for מַחֲנֶה;]
1. an insertion, interpolation (Æschin.).
2. In the Macedonian dialect (Rutherford, NPhr., 473), as a military term;
(a) an army in battle array: He 11:34 (cf. Ex 14:19, 20, Jg 4:16, al.; freq. in Polyb.);
(b) a camp (Ex 29:14, al.): He 13:11, 13, Re 20:9;
(c) barracks, soldiers' quarters: Ac 21:34, 37 22:24 23:10, 16, 32 28:16 (WH, txt., R, om.).†

Abbott-Smith References

Liddell-Scott-Jones

παρεμβολή-βολή, ἡ,

insertion, interpolation, ἑτέρων πραγμάτων [Refs 5th c.BC+]

__2 Grammars, parenthesis, [Refs 2nd c.AD+]
__II drawing up in battle-order, [Refs 2nd c.BC+]; in Tactics, insertion of men in the ranks (distinct from παρένταξις and παρεμβολήπλοκή), [Refs 1st c.BC+]
__II.b company of soldiers, etc., [LXX]; host, [Refs 2nd c.BC+]
__II.2 encampment, [LXX+4th c.BC+]: generally, soldiers' quarters, [Refs 2nd c.BC+]; barracks, [NT+2nd c.AD+]; name of an ἄμφοδον, [Refs 3rd c.AD+]
__III ={παρεξειρεσία} (which see), [Refs 2nd c.BC+]
__IV in boxing and wrestling, π. βάλλειν trip an adversary by a twist of the leg, [Refs 1st c.AD+]

_{LSJ Scripture Refs: LXX.Gen.32.2 ☩ LXX.Exod.14.19 ☩ Acts.21.34}