Dict: strongs - cohort
Strongs:
G4686 @ σπεῖρα speira spi'-rah Of immediate Latin origin but ultimately a derivative of G138 in the sense of its cognate G1507; a coil (spira spire) that is (figuratively) a mass of men (a Roman military cohort; also [by analogy] a squad of Levitical janitors): - band.