pre·empt /prē-'empt/ vt1 a: to acquire (land) by preemptionb: to seize upon to the exclusion of others: take for oneselfa senior user of a trademark could not preempt use of the mark in remote geographical markets — Mesa Springs Enterprises v. Cutco Indus., 736 P.2d 1251 (1986)2 a: to replace or supersede (a law) by preemptionsuch state laws are not preempt ed by the federal Energy Reorganization Act of 1974 — National Law Journalb: to preclude or bar (an action) by preemptionfederal airline deregulation does not preempt claims under state contract law — National Law Journal
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
acquire beforehand, annex, appropriate, appropriate for use, arrogate to oneself, assume, capture, catch, exclude, force from, gain possession, impropriate, invade, obtain, occupy, preclude, preoccupy, seize, take, take over, take possession of, usurp
associated concepts: doctrine of federal preemption, preemption in filing, preemptive right, preemptive right of shareholders, right of preemption
attach (seize), distrain, preclude, sequester (seize property)
Burton's Legal Thesaurus. William C. Burton. 2006
v.(1) To act before someone else in order to prevent him or her from doing something; to forestall someone else’s action.(2) In property, to settle or cultivate land before anyone else in order to acquire a right to purchase it and exclude other settlers; to purchase something before someone else has the chance to purchase it.
The Essential Law Dictionary. — Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008.