What is the meaning of pre-emption?

noun

  • The judicial principle asserting the supremacy of federal over state legislation on the same subject.
  • The right of a government to seize or appropriate something (as property.
  • The right to purchase something in advance of others.
  • A prior appropriation of something.
    • usage: "the preemption of bandwidth by commercial interests"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). pre-emption. Retrieved September 20, 2026, from http://smartdefine.org/pre-emption/definitions/1303619
ChicagoWordNet. 2010. "pre-emption" http://smartdefine.org/pre-emption/definitions/1303619 (accessed September 20, 2026).
HarvardWordNet 2010, pre-emption, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/pre-emption/definitions/1303619>.
MLAWordNet. "pre-emption" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/pre-emption/definitions/1303619>