Definition
a coil (spira, "spire"), i.e. (figuratively) a mass of men (a Roman military cohort; also (by analogy) a squad of Levitical janitors)
Derivation
of immediate Latin origin, but ultimately a derivative of G138 (αἱρέομαι) in the sense of its cognate G1507 (εἱλίσσω);
King James Version Usage
band