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[nuhl-uh-fi-key-shuh n] /ˌnʌl ə fɪˈkeɪ ʃən/
an act or instance of nullifying.
the state of being nullified.
(often initial capital letter) the failure or refusal of a U.S. state to aid in enforcement of federal laws within its limits, especially on Constitutional grounds.
Origin of nullification
1620-30; < Late Latin nūllificātiōn- (stem of nūllificātiō) contempt, equivalent to nūllificāt(us) (past participle of nūllificāre to despise) + -iōn- -ion. See nullify
Related forms
nullificationist, nullificator, noun
nonnullification, noun
renullification, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Word Origin and History for nullification

in U.S. political sense of "a state's refusing to allow a federal law to be enforced," 1798, in Thomas Jefferson; from Late Latin nullificationem (nominative nullificatio) "a making as nothing," from past participle stem of nullificare (see nullify). Related: Nullificationist.

Online Etymology Dictionary, © 2010 Douglas Harper
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nullification in Culture

nullification definition

The doctrine that states can set aside federal laws. Urged in the late 1820s by John C. Calhoun, nullification precipitated a crisis between Calhoun and President Andrew Jackson. The doctrine was foreshadowed by Thomas Jefferson's draft of the Kentucky Resolutions. (See Virginia and Kentucky Resolutions.)

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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