1
as in theory
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
Synonyms & Similar Words
Relevance
2
as in arrogance
an exaggerated sense of one's importance that shows itself in the making of excessive or unjustified claims
his air of assumption tended to put people off rather quickly
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of assumption
There is also a common assumption that Crosby caught himself in mid-use of the word in a 2023 call to action for Las Vegas Raiders fans.
—
Tony Maglio, HollywoodReporter, 17 July 2025
Don't make assumptions about things, but also, don't sit quietly in the corner of the room.
—Alexis Kayser, MSNBC Newsweek, 17 July 2025
Still, many facility owners operate under the assumption that passing these baseline inspections is sufficient.
—Daniel Fusch, USA Today, 17 July 2025
Atlas 15 is supposed to move NOAA, and those who depend on the agency, from an assumption that the climate is stationary, to a recognition that precipitation extremes are in the process of changing due largely to the burning of fossil fuels for energy and transportation.
—Andrew Freedman, CNN Money, 16 July 2025
See All Example Sentences for assumption
Tony Maglio, HollywoodReporter, 17 July 2025
Don't make assumptions about things, but also, don't sit quietly in the corner of the room.
—Alexis Kayser, MSNBC Newsweek, 17 July 2025
Still, many facility owners operate under the assumption that passing these baseline inspections is sufficient.
—Daniel Fusch, USA Today, 17 July 2025
Atlas 15 is supposed to move NOAA, and those who depend on the agency, from an assumption that the climate is stationary, to a recognition that precipitation extremes are in the process of changing due largely to the burning of fossil fuels for energy and transportation.
—Andrew Freedman, CNN Money, 16 July 2025
See All Example Sentences for assumption
Recent Examples of Synonyms for assumption
Noun
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But Margulis took her theory further; in her view, symbiosis was the driving force of evolution, and many entities were likely composites.—
Zoë Schlanger,
The Atlantic,
23 July 2025
-
But they have long been stuck between theory and the promise of commercialization in the next five to 10 years.—
Yeo Boon Ping,
CNBC,
22 July 2025
Noun
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Putin’s arrogance in wanting total Ukrainian surrender could prove his downfall, if only Trump sticks to his position.—
Daniel Fried,
Time,
15 July 2025
-
The arrogance wasn’t hers alone; many people have tried to assign the Tully monster a place in the tree of life since it was first discovered 70 years ago.—
Cody Cottier,
Discover Magazine,
8 July 2025
Noun
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The event premises were secured with orange fencing, and a main entrance was staffed by uniformed Vernon Hills police personnel.—
Karie Angell Luc,
Chicago Tribune,
19 July 2025
-
The cult horror flick doesn't totally deliver on a great premise, but Malkovich is a hoot as a cross between Davids Bowie and Koresh.—
Brian Truitt,
USA Today,
19 July 2025
Noun
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Being the world's most valuable company is not a sign of permanent superiority.—
Nur Hikmah Md Ali,
CNBC,
10 July 2025
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What To Know According to a French intelligence report shared with the Associated Press, Chinese diplomats worked to publicize the downing of Rafale jets during the conflict while promoting the superiority of Chinese fighter aircraft.—
Micah McCartney,
MSNBC Newsweek,
7 July 2025
Noun
-
This hypothesis is largely extrapolated from research in mice.—
Jessica Winter,
New Yorker,
14 July 2025
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Testing is still underway to confirm this hypothesis.—
Kameryn Griesser,
CNN Money,
12 July 2025
Noun
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The reports are good: his attitude has been normal and his application during the pre-season conditioning tests has been of a high standard.—
Sebastian Stafford-Bloor,
New York Times,
25 July 2025
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Staley said Moore’s football chops, knowledge and coaching attitude come from his dad.—
Shaun Goodwin
July 25,
Idaho Statesman,
25 July 2025
Noun
-
Some examples might include: Faith – Avoiding investments in companies that conflict with your beliefs.—
James Brewer,
Forbes.com,
15 July 2025
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Manning spoke out about Williams and shared his belief that Johnson will be exactly what the doctor ordered for the young quarterback.—
Evan Massey,
MSNBC Newsweek,
14 July 2025
Noun
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The latter requires evidence, a burden of proof, and a presumption of innocence, while the former often conflates an accusation with a conviction.—
Lauryn Overhultz , Larry Fink,
FOXNews.com,
14 July 2025
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Yet acknowledging that Caillebotte painted men — overwhelmingly, repeatedly and with intimacy — is not presumption.—
Chicago Tribune,
Chicago Tribune,
5 July 2025
Cite this Entry
“Assumption.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assumption. Accessed 29 Jul. 2025.
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