preemption

or pre-emp·tion

[ pree-emp-shuhn ]
/ priˈɛmp ʃən /

noun

the act or right of claiming or purchasing before or in preference to others.

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Origin of preemption

1595–1605; <Medieval Latin praeëmpt(us) bought beforehand (past participle of praeëmere) + -ion. See pre-, emptor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for preemption

British Dictionary definitions for preemption

pre-emption
/ (prɪˈɛmpʃən) /

noun

law the purchase of or right to purchase property in advance of or in preference to others
international law the right of a government to intercept and seize for its own purposes goods or property of the subjects of another state while in transit, esp in time of war

Word Origin for pre-emption

C16: from Medieval Latin praeemptiō, from praeemere to buy beforehand, from emere to buy
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