ешелон

Etymology
From, from +. Échelle is derived from, from , from.

Noun

 * 1)  echelon, A train, convoy or group of aircraft of a specific purpose
 * 2)  echelon, A separate detachment of a deeply divided battle order or column of troops moving at some distance from one another
 * 1)  echelon, A separate detachment of a deeply divided battle order or column of troops moving at some distance from one another