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
Frequency Becomes Unstable Frequency is the sine qua non of all electrical systems, from microgrids to the national grid.
—
Llewellyn King, Forbes, 22 Nov. 2024
This consensus mechanism is a sine qua non for verifying transactions without relying on a central authority.
—Gary Weinstein, Forbes, 22 Nov. 2024
The sine qua non for achieving this objective is assurances from Iran about its regional power projection, such as a commitment to not support nonstate actors financially or militarily on the Arabian Peninsula.
—Ali Vaez, Foreign Affairs, 8 May 2023
Goleman underscored its importance, noting that while IQ and technical skills are crucial, emotional intelligence is the sine qua non of leadership.
—Paola Cecchi-Dimeglio, Forbes, 16 Feb. 2024
See All Example Sentences for sine qua non
Llewellyn King, Forbes, 22 Nov. 2024
This consensus mechanism is a sine qua non for verifying transactions without relying on a central authority.
—Gary Weinstein, Forbes, 22 Nov. 2024
The sine qua non for achieving this objective is assurances from Iran about its regional power projection, such as a commitment to not support nonstate actors financially or militarily on the Arabian Peninsula.
—Ali Vaez, Foreign Affairs, 8 May 2023
Goleman underscored its importance, noting that while IQ and technical skills are crucial, emotional intelligence is the sine qua non of leadership.
—Paola Cecchi-Dimeglio, Forbes, 16 Feb. 2024
See All Example Sentences for sine qua non
Recent Examples of Synonyms for sine qua non
Noun
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The fish tacos at Tide Tables in Cortez are a must, and several spots in the Bradenton area beach communities like Hurricane Hanks, The Sandbar Restaurant, and Woody’s River Roo are also worth a visit.—
Tara Massouleh McCay,
Southern Living,
21 Mar. 2025
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The tableside guacamole—mashed to order and impossibly fresh—is a must, setting the stage for smoky, slow-roasted tacos and a cocktail list stacked with premium tequilas and mezcals.—
Keyla Vasconcellos,
Forbes,
20 Mar. 2025
Noun
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Gary contends the user rates for the three communities are decades old and too low to meet the requirements of a federal consent decree.—
Carole Carlson,
Chicago Tribune,
22 Mar. 2025
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Holtec can go ahead with the tube repairs on its schedule, but the company does so at its own risk as the NRC will decide whether the repairs meet requirements in the end, Burnell said.—
Spencer Kimball,
CNBC,
22 Mar. 2025
Noun
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Access to beneficial ownership information is a necessity for prosecuting crimes.—
Kelly Phillips Erb,
Forbes,
24 Mar. 2025
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The bottom line: The state strategy is born out of necessity, but federal protections are the long game.—
Natalie Daher,
Axios,
22 Mar. 2025
Cite this Entry
“Sine qua non.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sine%20qua%20non. Accessed 3 Apr. 2025.
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