as in must
something necessary, indispensable, or unavoidable
an extensive grounding in mathematics is a sine qua non for a career in architecture
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
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
-
Safety glasses are a must, and hearing protection is essential when working with loud equipment.—
Daniel Scott,
Better Homes & Gardens,
9 Apr. 2025
-
But if Mom can’t stand the thought of leaving the house without her hair in place, this beauty buy is a must.—
Brigitt Earley,
Glamour,
9 Apr. 2025
Noun
-
Marrying Business Impact With Economics While the industry has witnessed a proliferation of smaller, specialized AI models, significant AI chip innovation remains essential to deliver the performance requirements for supporting advanced reasoning and multimodal models.—
Maribel Lopez,
Forbes.com,
15 Apr. 2025
-
Similar requirements in the past have driven producer countries to strengthen and clarify protections against deforestation.—
Troy Aidan Sambajon,
Christian Science Monitor,
14 Apr. 2025
Noun
-
Most teachers were volunteers, and the learning communities often farmed to cover basic necessities.—
Johanna K. Taylor,
The Conversation,
18 Apr. 2025
-
The addition of hearing protection to this list of necessities recognizes that sensory wellbeing requires the same thoughtful preparation.—
Shelby Knick,
Forbes.com,
17 Apr. 2025
Cite this Entry
“Sine qua non.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sine%20qua%20non. Accessed 23 Apr. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share