What is the meaning of echelon?

noun

  • A body of troops arranged in a line.
  • A diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset. .
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). echelon. Retrieved September 20, 2026, from http://smartdefine.org/echelon/definitions/1203663
ChicagoWordNet. 2010. "echelon" http://smartdefine.org/echelon/definitions/1203663 (accessed September 20, 2026).
HarvardWordNet 2010, echelon, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/echelon/definitions/1203663>.
MLAWordNet. "echelon" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/echelon/definitions/1203663>
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