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The definition of sine qua non

1 Definitions of: sine qua non

    1. noun, an essential condition or requirement
    2. Show me some examples of this word: sine qua non
    3. Show me the etymology of the word: sine qua non

No synonyms or antonyms found for word sine qua non

 

From Collins

©HarperCollins 2008. Collins English Dictionary definition of sine qua non