Thesaurus

sine qua non

noun

Synonyms & Antonyms of sine qua non

something necessary, indispensable, or unavoidable
  • an extensive grounding in mathematics is a sine qua non for a career in architecture

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The first known use of sine qua non was in 1602

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“Sine qua non.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sine%20qua%20non. Accessed 31 Oct. 2020.

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