[ ka-sey-shuh n, kuh- ]
/ kæˈseɪ ʃən, kə- /


annulment; cancellation; reversal.
Music. an 18th-century instrumental suite for outdoor performance, similar to the divertimento and the serenade.

Origin of cassation

1375–1425; late Middle English cassacio(u)n < Medieval Latin cassātiōn- (stem of cassātiō), equivalent to Late Latin cassāt(us) past participle of cassāre to annul (cass- variant of Latin quass- (see quash) + -ātus -ate1) + -iōn- -ion
Related formscas·sa·tion·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cassation

British Dictionary definitions for cassation


/ (kæˈseɪʃən) /


mainly law (esp in France) annulment, as of a judicial decision by a higher court

Word Origin for cassation

C15: from Old French, from Medieval Latin cassātiō, from Late Latin cassāre to cancel, from Latin quassāre to quash
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

Word Origin and History for cassation



"anullment," early 15c., from Old French cassation, from casser, from Late Latin cassare, from Latin quassare (see quash).

Online Etymology Dictionary, © 2010 Douglas Harper