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 scene will portray oil workers getting in their trucks and heading to work, thus a dirty vehicle is a must.—
Brayden Garcia,
Fort Worth Star-Telegram,
2 Apr. 2025
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Double Imperative Having two ovens – whether in a wall installation or as part of a range – is a must, Silverman declares.—
Jamie Gold,
Forbes.com,
29 Mar. 2025
Noun
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Applicants still need to meet requirements, such as having good moral character and being a lawful permanent resident at the time of their naturalization interview.—
Celina Tebor,
CNN Money,
3 Apr. 2025
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Applicants can usually comply with this requirement by bringing a credit or debit card statement and a utility bill.—
Solcyré Burga,
Time,
3 Apr. 2025
Noun
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The risks are too high to overlook the necessity of an all-encompassing approach to holistic cybersecurity.—
Chuck Brooks,
Forbes.com,
5 Apr. 2025
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Brown is working to slow down, too, if only out of necessity.—
Jay King,
New York Times,
5 Apr. 2025
Cite this Entry
“Sine qua non.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sine%20qua%20non. Accessed 16 Apr. 2025.
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