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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Neutrogena Ultra Sheer Face Liquid Sunscreen SPF 70 $17 $15 at Amazon Facial sunscreens are a must in Florida, especially to prevent sun damage and premature aging.—
Terri Peters,
Parents,
8 May 2025
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For many couples who navigate this territory successfully, more frequent and more honest communication is a must.—
Anna Pulley,
Chicago Tribune,
6 May 2025
Noun
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The Windows 11 system requirements aren't too onerous.—
Justin Pot,
Wired News,
9 May 2025
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However, some analysts also credited other factors, such as eliminating minimum parking requirements.—
Michael Smolens,
San Diego Union-Tribune,
9 May 2025
Noun
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Drinking Water Obviously, water is always a necessity, but flooding associated with heavy rains can also cause a boil order, so having something to drink is essential during and potentially after a storm.—
Maggie Gillette,
Better Homes & Gardens,
12 May 2025
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The second-day pass rushers are intriguing and might have been a necessity with Jadeveon Clowney’s release.—
Dan Pompei,
New York Times,
12 May 2025
Cite this Entry
“Sine qua non.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sine%20qua%20non. Accessed 22 May. 2025.
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