Echelon in geology refers to a set of short linear features that overlap or are staggered in a line that runs obliquely to the strike of the individual features. Echelon Faults are an example of this.
Riding in an echelon is a Bicycle Racing technique to make maximum use of other riders' Slipstreams in a crosswind.
Echelon is a US Corporation. Self identified as a pioneer in control networks. Creators of the LonWorks distributed control platform.
In Deus Ex , Daedalus is a fictional computer surveillance system descended from the current ECHELON system. The system it replaced, Echelon IV is found in the game.
Echelon Cycle Works (www.echeloncycleworks.com) builds custom steel road, track, and cyclocross bicycle frames.