cas·sa·tion
(kă-sā′shən)n. Abrogation or annulment by a higher authority, especially a court in certain legal systems.
[Middle English cassatioun, from Old French cassation, from Late Latin cassātiō, cassātiōn-, from cassātus, past participle of cassāre, to annul; see quash1.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
cassation
(kæˈseɪʃən) n (Law) chiefly law (esp in France) annulment, as of a judicial decision by a higher court
[C15: from Old French, from Medieval Latin cassātiō, from Late Latin cassāre to cancel, from Latin quassāre to quash]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014