causa sine qua non
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.cau·sa si·ne qua non
foreign term \ˈkau̇-ˌsä-ˌsi-nā-kwä-ˈnōn\Definition of CAUSA SINE QUA NON
: an indispensable cause or condition
Origin of CAUSA SINE QUA NON
Latin
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