sine qua non

[sahy-nee kwey non, kwah, sin-ey, si-ne kwah-nohn] / ˈsaɪ ni kweɪ ˈnɒn, kwɑ, ˈsɪn eɪ, ˈsɪ nɛ kwɑˈnoʊn /

NOUN

condition

Synonyms

WEAK

arrangement article catch codicil contingency demand essential exception exemption fine print kicker modification must must-have necessity need postulate precondition prerequisite provision proviso qualification requirement requisite reservation rule small print stipulation strings terms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This is the sine qua non of self-defense.

From The Wall Street Journal • Mar. 12, 2026

What I did in the meantime — because I knew that I had to be there and eat the food, and know the people, and that was sine qua non.

From Los Angeles Times • Jun. 20, 2024

But a first hostage deal “is the sine qua non of the administration’s larger regional deal,” said Martin S. Indyk, a former U.S. ambassador to Israel.

From New York Times • Jan. 25, 2024

And in gourmet circles, nettles are the sine qua non of spring greens.

From Seattle Times • Mar. 18, 2023

It was as though he knew very well that in Lombard's past actions legality had not always been a sine qua non....

From "And Then There Were None" by Agatha Christie

sine qua non

Example Sentences

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