1
as in hypothesis
an idea that is the starting point for making a case or conducting an investigation
my supposition is that this grape variety, which flourishes in southern France, should do equally well here, given the similar climate
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2
as in guess
an opinion or judgment based on little or no evidence
it's pure supposition on your part that there's something illegal going on next door
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3
as in assumption
something taken as being true or factual and used as a starting point for a course of action or reasoning
worthless genetic research that was based on the erroneous supposition that acquired characteristics can be passed on to offspring
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Example Sentences
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Recent Examples of supposition
The great flaw in that theory is the supposition of logic in humans.
—
Yeo Boon Ping, CNBC, 11 July 2025
That's a double-digit decline compared to the same three months of last year—itself no peach of a quarter for a car company with a stratospheric valuation based on the supposition of eternal sales growth.
—ArsTechnica, 2 July 2025
In Beth Is Dead, a new YA thriller out Jan. 6, that's exactly the supposition at the heart of this reimagining of Louisa May Alcott's literary classic.
—Maureen Lee Lenker, EW.com, 11 June 2025
That’s a supposition supported, if not proven, by increases in U.S. imports from Vietnam, Taiwan, Japan and other countries corresponding to declines in specific commodities from China.
—Ken Roberts, Forbes.com, 4 June 2025
See All Example Sentences for supposition
Yeo Boon Ping, CNBC, 11 July 2025
That's a double-digit decline compared to the same three months of last year—itself no peach of a quarter for a car company with a stratospheric valuation based on the supposition of eternal sales growth.
—ArsTechnica, 2 July 2025
In Beth Is Dead, a new YA thriller out Jan. 6, that's exactly the supposition at the heart of this reimagining of Louisa May Alcott's literary classic.
—Maureen Lee Lenker, EW.com, 11 June 2025
That’s a supposition supported, if not proven, by increases in U.S. imports from Vietnam, Taiwan, Japan and other countries corresponding to declines in specific commodities from China.
—Ken Roberts, Forbes.com, 4 June 2025
See All Example Sentences for supposition
Recent Examples of Synonyms for supposition
Noun
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This finding validates their hypothesis that the magnetism seen in the cosmic web, even in sparsely populated regions, is a direct legacy of events from the very early universe.—
Mrigakshi Dixit,
Interesting Engineering,
3 Sep. 2025
-
Never switch platforms without first validating them through a POC that includes hypothesis testing.—
Samuel Darwin,
Forbes.com,
3 Sep. 2025
Noun
-
As for Cracker Barrel, where the company goes from here is anyone’s guess.—
Graham Hillard,
The Washington Examiner,
5 Sep. 2025
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My guess is that many of those fans are in the American south, in the middle of SEC and Big 12 country, where the density of NFL teams is comparatively light.—
Eben Novy-Williams,
Sportico.com,
3 Sep. 2025
Noun
-
This group defies old assumptions and shows why traditional generational labels may be too blunt to guide modern marketing strategies.—
Jeff Fromm,
Forbes.com,
9 Sep. 2025
-
The results challenge decades of assumptions about the virus.—
Khloe Quill,
FOXNews.com,
8 Sep. 2025
Noun
-
But experts have a few theories about how these dietary habits might influence osteoporosis risk.—
Simon Spichak,
Health,
3 Sep. 2025
-
Gleason, famously fascinated with UFOs and metaphysical theory, dreamed up the circular home that embodied futuristic ambition while showcasing old-fashioned craftsmanship.—
Abby Montanez,
Robb Report,
3 Sep. 2025
Noun
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More Nick Cammett/Getty Images Stefanski's remarks put to bed the conjecture that Zappe was brought it to be the Browns' emergency third QB on game days — a role that is clearly Sanders' for now.—
Michael Gallagher,
MSNBC Newsweek,
28 Aug. 2025
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Moreover, the proofs only settled the conjecture as it was originally stated, which involved making simplifying assumptions about the electron’s environment.—
Lyndie Chiou,
Quanta Magazine,
25 Aug. 2025
Noun
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The House as Cultural Space Step from the porch into the sitting room and the thesis continues.—
Gina Pace,
Forbes.com,
8 Sep. 2025
-
If selling to private equity, the real estate is often critical to their investment thesis.—
Allen Buchanan,
Oc Register,
6 Sep. 2025
Noun
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As a business proposition, Nasdaq may have concluded that these smaller names do not generate sufficient revenues from listing fees, trading, and data services to compensate for the compliance and reputational costs.—
Drew Bernstein,
Forbes.com,
9 Sep. 2025
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That helps boost the Air's value proposition despite the higher starting price.—
Zev Fima,
CNBC,
9 Sep. 2025
Cite this Entry
“Supposition.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/supposition. Accessed 10 Sep. 2025.
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