[key-suh s bel-ahy, bel-ee; Latin kah-soo s bel-lee]
noun, plural ca·sus bel·li [key-suh s bel-ahy, bel-ee; Latin kah-soos bel-lee] /ˈkeɪ səs ˈbɛl aɪ, ˈbɛl i; Latin ˈkɑ sus ˈbɛl li/.
an event or political occurrence that brings about a declaration of war.
Origin of casus belli
1840–50; < New Latin: literally, occurrence of war
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for casus belliharassment, indignity, affront, insult, grievance, motivation, justification, annoyance, taunt, challenge, incentive, instigation, reason, dare, offense, injury, cause, vexation, inducement, grounds
noun plural casus belli (ˈkɑːsʊs ˈbɛliː)
an event or act used to justify a war
the immediate cause of a quarrel
Word Origin for casus belli
literally: occasion of war
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
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