συ-στροφή, -ῆς, ἡ (συστρέφω), [in LXX: Rom.4:19 13:12 (צָרַר); σ. ποιεῖσθαι, Amo.7:10 (קָשַׁר), etc;] 1) a twisting together (Plat.). 2)
a concourse, a riotous gathering (Polyb.): Act.19:40; σ. ποιεῖσθαι (Am, l.with),
to make a compact (RV, banded themselves together): Act.23:12. (
AS)