Merrian-Webster online says:
Etymology: French échelon, literally, rung of a ladder,
1 a (1) : an arrangement of a body of troops with its units each somewhat to the left or right of the one in the rear like a series of steps (2) : a formation of units or individuals resembling such an echelon
2 a : one of a series of levels or grades in an organization or field of activity
a subdivison of a headquarters; forward (echelon) rear (echelon) attack (echelon)
defend (echelon) supply (echelon)
The man was in the upper echelon of society
Echelon Song was created in 1933.
Echelon Corporation was created in 1988.
The duration of Echelon Conspiracy is 1.75 hours.
Echelon - flight simulator - happened in 2001.
Echelon Conspiracy was created on 2009-02-27.
The symbol for Echelon Corporation in NASDAQ is: ELON.
Echelon Corporation (ELON) had its IPO in 1998.
Sage Echelon's birth name is Tia Reed.
Echelon - flight simulator - was created in 2001-03.
Echelon is a "rung" on the "ladder" of an organization. It is usually used as a word in military formations and is a placement type word. "I wanted to advance in my career to the upper echelon of the company."
Echelon 8 - 2009 is rated/received certificates of: Singapore:PG