• (RP) IPA: /ˈɛʃəlɒn/, /ˈeɪ-/
  • (GA) IPA: /ˈɛʃəˌlɑn/

echelon (plural echelons)

  1. A level#Noun|level or rank#Noun|rank in an organization, profession, or society.
  2. (cycling) A line#Noun|line of riders seeking maximum drafting#Noun|drafting in a crosswind, resulting in a diagonal line across the road.
  3. (military) A formation of troops, ship#Noun|ships, etc., in diagonal parallel row#Noun|rows. [from late 18th c.]
Related terms
  • en echelon
Translations Translations
  • French: échelon
  • German: Echelon
  • Italian: scaglione
  • Russian: эшело́н
  • Spanish: escalón

echelon (echelons, present participle echeloning; past and past participle echeloned)

  1. (transitive, military) To form#Verb|form troops into an echelon.
Translations Adjective

echelon (not comparable)

  1. (linear algebra) Of a matrix: having undergone Gaussian elimination with the result that the leading coefficient or pivot#Noun|pivot (that is, the first nonzero number#Noun|number from the left) of a nonzero row#Noun|row is to the right of the pivot of the row above it, giving rise to a stepped#Adjective|stepped appearance in the matrix.

Proper noun
  1. An international SIGINT network to monitor and gather intelligence from satellite trunk communications.

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