echelon >> /ˈɛʃəˌlɑn/
Definition: [transitive verb] Arrange in an echelon formation.
Example: the echeloning of fire teams
Definition: [noun] A level or rank in an organization, a profession, or society.
Example: the upper echelons of the business world
Definition: [noun] A formation of troops, ships, aircraft, or vehicles in parallel rows with the end of each row projecting further than the one in front.
Example: the regiment lined up shoulder to shoulder in three tight echelons