See more synonyms for deploy on
verb (used with object)
  1. Military. to spread out (troops) so as to form an extended front or line.
  2. to arrange in a position of readiness, or to move strategically or appropriately: to deploy a battery of new missiles.
verb (used without object)
  1. to spread out strategically or in an extended front or line.
  2. to come into a position ready for use: the plane can't land unless the landing gear deploys.

Origin of deploy

1470–80; < French déployer, equivalent to dé- dis-1 + ployer to fold; see ploy
Related formsde·ploy·a·ble, adjectivede·ploy·a·bil·i·ty, nounde·ploy·ment, nouncoun·ter·de·ploy·ment, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for deployment

Contemporary Examples of deployment

Historical Examples of deployment

  • The deployment of the approaching Earth fleet was almost as he had expected it would be.

    The Highest Treason

    Randall Garrett

  • Action of brigade and regimental commanders in deployment of division.

  • The order for deployment must be given whilst the troops are in rapid motion.

    Cavalry in Future Wars

    Frederick von Bernhardi.

  • If deployment was the answer to that, it was certainly there—to a degree, at least.

    The Planet Strappers

    Raymond Zinke Gallun

  • Deployment was supposed to be the significant factor, there.

    The Planet Strappers

    Raymond Zinke Gallun

British Dictionary definitions for deployment


verb mainly military
  1. to adopt or cause to adopt a battle formation, esp from a narrow front formation
  2. (tr) to redistribute (forces) to or within a given area
Derived Formsdeployment, noun

Word Origin for deploy

C18: from French déployer, from Latin displicāre to unfold; see display
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for deployment

1796, from French déploiement, from déployer (see deploy).



1786 as a military word, from French déployer "unroll, unfold," from Old French desploiier "unfold," from Latin displicare "unfold, scatter," from dis- (see dis-) + plicare "to fold" see ply (v.1)). "In its AFr. form regularly adopted in ME as desplay" [OED]. Related: Deployed; deploying.

Online Etymology Dictionary, © 2010 Douglas Harper