v. de·ployed, de·ploy·ing, de·ploys
a. To position (troops) in readiness for combat, as along a front or line.
b. To bring (forces or material) into action.
c. To base (a weapons system) in the field.
2. To distribute (persons or forces) systematically or strategically.
3. To put into use or action: "Samuel Beckett's friends suspected that he was a genius, yet no one knew ... how his abilities would be deployed" (Richard Ellmann).
To be or become deployed.
[French déployer, from Old French despleier, from Latin displicāre, to scatter : dis-, dis- + plicāre, to fold; see plek- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.