as in theories
something taken as being true or factual and used as a starting point for a course of action or reasoning
the widespread assumption that violent entertainment leads to violent behavior in children your argument is faulty because it's based on erroneous assumptions
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Recent Examples of assumptions
Amazon isn't the only tech company that appears to make assumptions about AI's effects on code.
—
NPR, 21 Oct. 2025
Driving Danaher’s topline guidance are the assumptions that biotechnology delivers about 5% revenue growth; life sciences revenue grows at a low-single digit rate; and that diagnostics is largely flat on an annual basis.
—Zev Fima, CNBC, 21 Oct. 2025
To break that cycle, actively challenge assumptions.
—Chris Stevens, Nashville Tennessean, 19 Oct. 2025
By fostering an internal environment where employees are encouraged to question assumptions, share expertise, and engage in reflective thinking, The Rise Group cultivates the intellectual space needed to pursue meaningful insights.
—Wyles Daniel, USA Today, 17 Oct. 2025
Lacking reliable translation—bureaucratic, political, and cultural—each side keeps confirming its worst assumptions about the other.
—Lizzi C. Lee, Time, 17 Oct. 2025
Much of this momentum traces back to China’s DeepSeek, whose lean, low-cost models upended industry assumptions at the beginning of this year and kicked off a race to make AI smaller, faster, and smarter.
—Sharon Goldman, Fortune, 15 Oct. 2025
Instead of trying to build a physical model of planetary interiors from possibly flawed and biased assumptions, the authors generated a series of random models of the interior contents of Uranus and Neptune.
—Paul Sutter, Space.com, 13 Oct. 2025
In a study published this year in JAMA, researchers showed that even under optimistic assumptions about the current vaccination rate, the United States would likely lose its elimination status within 25 years.
—Rob Williams, EverydayHealth.com, 13 Oct. 2025
NPR, 21 Oct. 2025
Driving Danaher’s topline guidance are the assumptions that biotechnology delivers about 5% revenue growth; life sciences revenue grows at a low-single digit rate; and that diagnostics is largely flat on an annual basis.
—Zev Fima, CNBC, 21 Oct. 2025
To break that cycle, actively challenge assumptions.
—Chris Stevens, Nashville Tennessean, 19 Oct. 2025
By fostering an internal environment where employees are encouraged to question assumptions, share expertise, and engage in reflective thinking, The Rise Group cultivates the intellectual space needed to pursue meaningful insights.
—Wyles Daniel, USA Today, 17 Oct. 2025
Lacking reliable translation—bureaucratic, political, and cultural—each side keeps confirming its worst assumptions about the other.
—Lizzi C. Lee, Time, 17 Oct. 2025
Much of this momentum traces back to China’s DeepSeek, whose lean, low-cost models upended industry assumptions at the beginning of this year and kicked off a race to make AI smaller, faster, and smarter.
—Sharon Goldman, Fortune, 15 Oct. 2025
Instead of trying to build a physical model of planetary interiors from possibly flawed and biased assumptions, the authors generated a series of random models of the interior contents of Uranus and Neptune.
—Paul Sutter, Space.com, 13 Oct. 2025
In a study published this year in JAMA, researchers showed that even under optimistic assumptions about the current vaccination rate, the United States would likely lose its elimination status within 25 years.
—Rob Williams, EverydayHealth.com, 13 Oct. 2025
Recent Examples of Synonyms for assumptions
Noun
-
Research into ancient and Indigenous traditions about nature can turn up precursors of modern scientific discoveries and theories.—
Literary Hub,
Literary Hub,
22 Oct. 2025
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The connection between the two cases lies in his approach and the use of controversial theories involving rituals and hidden motivations, which drew significant criticism of his conduct as a prosecutor.—
Isadora Wandermurem,
Time,
22 Oct. 2025
Noun
-
Anyone failing to comply could face a misdemeanor and a $100 fine, and will be asked to leave the premises.—
Dana Afana,
Freep.com,
22 Oct. 2025
-
Ensure your home is securely locked when vacating the premises.—
NC Weather Bot,
Charlotte Observer,
21 Oct. 2025
Noun
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Halfway between Australia and Hawaii, Nikumaroro plays a key role in one of two rival hypotheses that seek to explain what happened to the famed aviator Amelia Earhart and her navigator, Fred Noonan, who went missing in 1937 while attempting to fly around the world.—
Katie Hunt,
CNN Money,
28 Oct. 2025
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But Jamey VanVliet, special agent in charge at the Nashville ATF office, did not say what those hypotheses were.—
Kirsten Fiscus,
Nashville Tennessean,
24 Oct. 2025
Noun
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Some religious leaders have said the fact that Kirk's political agenda was driven by his Biblical beliefs meant he was killed for his faith and amounted to an attack on Christianity.—
Taylor Seely,
AZCentral.com,
25 Oct. 2025
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Arbitrary rulemaking and punishments, absurdism and fringe beliefs are part and parcel of Lanthimos’ storytelling.—
Thomas Page,
CNN Money,
24 Oct. 2025
Noun
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Even the Boston Police Department had already issued a press statement, written by still another shady cop from Canton, declaring Karen Read guilty as charged – no presumptions of innocence in Norfolk County.—
Howie Carr,
Boston Herald,
21 Oct. 2025
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And helping Kyiv get these systems will necessitate that NATO change its presumptions and priorities.—
ANDRIY ZAGORODNYUK,
Foreign Affairs,
23 Sep. 2025
Noun
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O'Donnell took further issue with her feeling that Hasselbeck didn't defend her against suppositions that O'Donnell was un-American for her opposition to military advances.—
Joey Nolfi,
Entertainment Weekly,
7 Oct. 2025
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One of the big suppositions behind the big data center boom is that the most cutting edge AI models will be at least as large, if not larger, than the leading models that exist today.—
Jeremy Kahn,
Fortune,
3 Sep. 2025
Cite this Entry
“Assumptions.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assumptions. Accessed 30 Oct. 2025.
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