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
In a new interview with PEOPLE about her new memoir, This Far, Holker reacted to suppositions about the relationship between Boss and DeGeneres, after the TV personality joined the comedy icon's Ellen DeGeneres Show daytime series as its resident DJ in 2014.
—
EW.com, 5 Feb. 2025
The fact that the Soviets had detonated their first atomic bomb the previous summer buttressed that faulty supposition.
—James Hershberg, Foreign Affairs, 24 Feb. 2022
The supposition that the crime was committed accidentally seems equally implausible.
—Aja Romano, Vox, 7 Dec. 2018
There weren’t any suppositions or guesses about what somebody was thinking or feeling or looked like or anything like that.
—Barbara Booth, CNBC, 26 Nov. 2024
See All Example Sentences for supposition
EW.com, 5 Feb. 2025
The fact that the Soviets had detonated their first atomic bomb the previous summer buttressed that faulty supposition.
—James Hershberg, Foreign Affairs, 24 Feb. 2022
The supposition that the crime was committed accidentally seems equally implausible.
—Aja Romano, Vox, 7 Dec. 2018
There weren’t any suppositions or guesses about what somebody was thinking or feeling or looked like or anything like that.
—Barbara Booth, CNBC, 26 Nov. 2024
See All Example Sentences for supposition
Recent Examples of Synonyms for supposition
Noun
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My central hypothesis is that true AGI can only be achieved when AI learns continuously, flexibly adapting its understanding in real time rather than relying solely on large-scale, one-time training sessions.—
Yusuf Sar,
Forbes.com,
23 Apr. 2025
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In one chapter, Pember explores epigenetic research into trauma, the hypothesis that trauma responses might be inherited even without changes in the DNA sequence.—
Charles Arrowsmith,
Los Angeles Times,
21 Apr. 2025
Noun
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My guess is that in this moment in history, people will suddenly find themselves a lot more sympathetic to someone who just wants to live their life while all this crazy stuff is happening in the world.—
Brian Hiatt,
Rolling Stone,
25 Apr. 2025
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So, my guess is, despite significant opposition in his government, Netanyahu will let in enough aid to alleviate the immediate crisis.—
Thomas G. Moukawsher,
MSNBC Newsweek,
25 Apr. 2025
Noun
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The three-time Pro Bowler’s placement on this list is operating under the assumption that Andrews is content remaining with the Ravens and hasn’t become disenchanted with all of the trade speculation and criticism he’s gotten for how Baltimore’s 2024 season ended.—
Jeff Zrebiec,
New York Times,
28 Apr. 2025
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This method forces teams to rethink their assumptions and explore unconventional angles.—
Expert Panel®,
Forbes.com,
28 Apr. 2025
Noun
-
Carney and Sheinbaum offer an opportunity to test a different theory.—
Justin Worland,
Time,
30 Apr. 2025
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Terrain theory applied Terrain theory's clash with reality has become painfully apparent amid Kennedy's handling—or more accurately, mishandling—of the current measles situation in the US.—
ArsTechnica,
ArsTechnica,
30 Apr. 2025
Noun
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By contrast, the lab origin hypothesis largely relies on the proximity of a research lab to the first cases, conjecture, and distrust of the Chinese government, which has not been forthcoming with information on the early days of the health crisis.—
ArsTechnica,
ArsTechnica,
18 Apr. 2025
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Same with the solution to the Poincaré conjecture, one of the seven Millennium Prize problems, famous for their difficulty and $1 million rewards.—
Sheon Han,
Wired News,
27 Mar. 2025
Noun
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Underpinning Shearer’s bullish thesis are his expectation that the macroeconomic environment will continue to support sustained elevated levels of gold purchases by central banks, as well as greater investor holdings from ETFs and China.—
Pia Singh,
CNBC,
22 Apr. 2025
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For Private Equity: The private equity community has invested tens of billions into roll-ups, platform plays and specialty MSSPs under a common thesis: scale drives efficiency, and efficiency drives margins.—
Emil Sayegh,
Forbes.com,
21 Apr. 2025
Noun
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Focus on simplifying complex concepts and highlighting the value proposition in a clear and persuasive manner.—
Anjai Lal,
Forbes.com,
24 Apr. 2025
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The tension between the trio escalates further when Staten and Davis find themselves on opposite sides of a proposition that would run a pipeline through Ransom Canyon and force the men to sell their respective ranches.—
Aramide Tinubu,
Variety,
17 Apr. 2025
Cite this Entry
“Supposition.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/supposition. Accessed 4 May. 2025.
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