One entry found for echelon.

Main Entry: ech·e·lon
Pronunciation: esh--län
Function: noun
1 : a formation of units (as troops or airplanes) resembling a series of steps; also : a unit in such a formation
2 : one of a series of levels especially of authority <involved officials at every echelon>; also : the people who are at such a level <the upper echelons of the government>

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