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
Design for Future Generations, Not Just Your Experience Many family foundations are built around the assumptions, schedules, and realities of the founding generation.
—
Kris Putnam-Walkerly, Forbes.com, 18 June 2026
These assumptions reflect positions of power.
—Literary Hub, 17 June 2026
The trustees note in the report a handful of changing conditions such as fertility rates, immigration, economic conditions and legislation passed since last year have changed the assumptions on which the report is based.
—Mason Leib, ABC News, 11 June 2026
Different assumptions about issues like this could produce different evolutionary histories.
—ArsTechnica, 11 June 2026
Leaders are now compelled to reassess their foundational assumptions, as geopolitical risk increasingly impacts economic stability, regulatory environments, and market access.
—Bryce Hoffman, Forbes, 23 Mar. 2025
While China and India surge ahead in clean energy investments and storage advancements, some in Washington want to take us back to the mid-1970s — a time when energy policy was dictated by outdated assumptions and fossil fuel dependence.
—Bill Ritter Jr., The Denver Post, 22 Mar. 2025
Showdown at Little Rock Similar assumptions guided events even in places where desegregation appeared to be working.
—Essence, 22 Mar. 2025
The best leaders recognize that their data and assumptions can become outdated quickly.
—John Cairney, Sportico.com, 22 Mar. 2025
Kris Putnam-Walkerly, Forbes.com, 18 June 2026
These assumptions reflect positions of power.
—Literary Hub, 17 June 2026
The trustees note in the report a handful of changing conditions such as fertility rates, immigration, economic conditions and legislation passed since last year have changed the assumptions on which the report is based.
—Mason Leib, ABC News, 11 June 2026
Different assumptions about issues like this could produce different evolutionary histories.
—ArsTechnica, 11 June 2026
Leaders are now compelled to reassess their foundational assumptions, as geopolitical risk increasingly impacts economic stability, regulatory environments, and market access.
—Bryce Hoffman, Forbes, 23 Mar. 2025
While China and India surge ahead in clean energy investments and storage advancements, some in Washington want to take us back to the mid-1970s — a time when energy policy was dictated by outdated assumptions and fossil fuel dependence.
—Bill Ritter Jr., The Denver Post, 22 Mar. 2025
Showdown at Little Rock Similar assumptions guided events even in places where desegregation appeared to be working.
—Essence, 22 Mar. 2025
The best leaders recognize that their data and assumptions can become outdated quickly.
—John Cairney, Sportico.com, 22 Mar. 2025
Recent Examples of Synonyms for assumptions
Noun
-
The narrative conjures meaning from the Los Angeles cityscape by fusing a hodgepodge of textbook theories about the sprawling metropolis onto the gritty reality of daily life.—
Los Angeles Times,
Los Angeles Times,
22 June 2026
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Numerous theories have been thrown around to try shedding light on the more recent declines among males.—
Jason Ma,
Fortune,
21 June 2026
Noun
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While there's no presidential library on the premises, there is a branch of the Chicago Public Library.—
Susan Page,
USA Today,
15 June 2026
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Locking themselves into school, these restless teenagers roamed the premises unsupervised.—
Maria Mocerino,
Interesting Engineering,
14 June 2026
Noun
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Mythos can also produce novel research and hypotheses in areas like molecular biology and genomics.—
Rob Toews,
Forbes.com,
22 June 2026
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Researchers still don’t know exactly why sleep problems and high blood pressure seem to go hand in hand, but experts have a few hypotheses.—
Zoe Cunniffe,
Health,
18 June 2026
Noun
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Buckmire said that in the current phase of jury selection, potential members of the panel will likely be asked about their personal beliefs about the death penalty.—
Bill Hutchinson,
ABC News,
15 June 2026
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Do better to be a good and kind human that accepts and tolerates people whose religious beliefs conflict with his ideology.—
Ian Miller OutKick,
FOXNews.com,
15 June 2026
Noun
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But, once again, some presumptions were made by the auditors.—
Chris Weatherspoon,
New York Times,
10 June 2026
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Grande has never been the type to ignore the whispers and presumptions that have accompanied her life in the public eye.—
Larisha Paul,
Rolling Stone,
7 June 2026
Noun
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Another postulates that sleep removes waste from the brain.—
Shayla Love,
New Yorker,
18 Feb. 2026
Noun
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The past eight months have exposed both suppositions.—
Liam Twomey,
New York Times,
11 Mar. 2026
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As Jackie herself once reminded John, a Kennedy has no choice but to accept that the press and public will speculate, interpret, exaggerate, and invent notions about them based on their own suppositions.—
Rafaela Bassili,
Vulture,
27 Feb. 2026
Cite this Entry
“Assumptions.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assumptions. Accessed 22 Jun. 2026.
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