as in must
something necessary, indispensable, or unavoidable
an extensive grounding in mathematics is a sine qua non for a career in architecture
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Recent Examples of sine qua non
At that point, sunglasses lose their sine qua non purpose to protect our eyes, becoming a purely ornamental element capable of elevating an entire outfit.
—
Teresa Romero Martínez, Glamour, 22 Mar. 2025
The sine qua non for an economic deal is that Ukrainian leadership wants a peace deal.
—CBS News, 2 Mar. 2025
Some are fast to embrace the admittedly exciting bold new possibilities of Artificial Intelligence as the future sine qua non of effective schooling.
—Vicki Phillips, Forbes, 15 Jan. 2025
Season 2 fulfills this sine qua non with deceptive ease.
—Alison Herman, Variety, 7 Jan. 2025
See All Example Sentences for sine qua non
Teresa Romero Martínez, Glamour, 22 Mar. 2025
The sine qua non for an economic deal is that Ukrainian leadership wants a peace deal.
—CBS News, 2 Mar. 2025
Some are fast to embrace the admittedly exciting bold new possibilities of Artificial Intelligence as the future sine qua non of effective schooling.
—Vicki Phillips, Forbes, 15 Jan. 2025
Season 2 fulfills this sine qua non with deceptive ease.
—Alison Herman, Variety, 7 Jan. 2025
See All Example Sentences for sine qua non
Recent Examples of Synonyms for sine qua non
Noun
-
The home is constructed with Nordic wood, which not only is lightweight and easy to work with, but also resistant to weathering and decay from rain, snow, extreme temperatures, and fungus—a must in the fluctuating Southern climates.—
Alicia Geigel,
Southern Living,
15 Oct. 2025
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The ancient structure is a must-visit attraction and a symbol of China’s rich cultural heritage.—
Lorenzino Estrada,
AZCentral.com,
15 Oct. 2025
Noun
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The bill also ditches the burdensome cover-up requirement for claims against individuals.—
Nancy Dillon,
Rolling Stone,
11 Oct. 2025
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The state can fairly easily police the requirement that Max be installed on new phones by threatening phone companies that don’t comply or even jailing their executives.—
Justin Sherman,
The Atlantic,
11 Oct. 2025
Noun
-
It was occasionally done out of late-in-the-round necessity — see some of the SP/RP mentioned above — but others were used in this role by design.—
Chad Jennings,
New York Times,
12 Oct. 2025
-
Tonatiuh also points to the necessity of the film's themes at this time in our history.—
Maureen Lee Lenker,
Entertainment Weekly,
10 Oct. 2025
Cite this Entry
“Sine qua non.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sine%20qua%20non. Accessed 19 Oct. 2025.
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