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
Trump, perhaps recognizing his initial assumptions were wildly off the mark, is now scrambling to reopen the strait by pressuring everybody from NATO to China to get more involved.
—
Daniel Depetris, Chicago Tribune, 17 Mar. 2026
But don’t accept these assumptions.
—ABC News, 17 Mar. 2026
When expectation and reality part ways for a cohort that’s been raised on the assumption of upward mobility—when elites start to sink, and reform is blocked—the political waters get very rough, often leading to social disintegration and unrest.
—George Packer, The Atlantic, 16 Mar. 2026
The premise of The Saviors, a genre-defying thriller written (with Travis Betz) and directed by Kevin Hamedani, is undeniably timely, exploring the way faulty assumptions about some unknown Other might have disastrous, even apocalyptic consequences.
—Angie Han, HollywoodReporter, 16 Mar. 2026
See All Example Sentences for assumption
Daniel Depetris, Chicago Tribune, 17 Mar. 2026
But don’t accept these assumptions.
—ABC News, 17 Mar. 2026
When expectation and reality part ways for a cohort that’s been raised on the assumption of upward mobility—when elites start to sink, and reform is blocked—the political waters get very rough, often leading to social disintegration and unrest.
—George Packer, The Atlantic, 16 Mar. 2026
The premise of The Saviors, a genre-defying thriller written (with Travis Betz) and directed by Kevin Hamedani, is undeniably timely, exploring the way faulty assumptions about some unknown Other might have disastrous, even apocalyptic consequences.
—Angie Han, HollywoodReporter, 16 Mar. 2026
See All Example Sentences for assumption
Recent Examples of Synonyms for assumption
Noun
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Researchers developed a new approach, the constant inner potential density functional theory, which enables the inclusion of the electrode potential in the simulation of semiconductor electrochemistry.—
Prabhat Ranjan Mishra,
Interesting Engineering,
15 Mar. 2026
-
In addition to being politically fraught, the plan would undoubtedly be the target of litigation under a variety of legal theories.—
Jon Coupal,
Oc Register,
15 Mar. 2026
Noun
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Whether out of arrogance, capriciousness, or collective amnesia, this recent history was ignored.—
John Cassidy,
New Yorker,
13 Mar. 2026
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Vince is benched for his arrogance, but eventually turns his attitude around and leads East Dillon to the state championship — while Jordan's stellar performance in the compelling story arc cemented his rising-star status.—
Ken Simmons,
Entertainment Weekly,
12 Mar. 2026
Noun
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Listen, comedy films have been constructed around flimsier premises.—
Frank Scheck,
HollywoodReporter,
15 Mar. 2026
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On one hand, a film that plays with perspective in this way, to highlight the fearful mindset with which Muslims from Middle East are often viewed in the United States, is a potent premise, no-doubt informed by Hamedani’s own Iranian background.—
Siddhant Adlakha,
Variety,
15 Mar. 2026
Noun
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Barbara isn’t a caricature but a deeply human portrait of a woman whose worldview swings wildly between moral superiority and intense self-doubt, both extremes that foreclose human connection.—
Isle McElroy,
The Atlantic,
16 Mar. 2026
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In practice, Israel’s security strategy has historically focused on maintaining strong conventional military superiority to avoid ever reaching such a scenario.—
Kaif Shaikh,
Interesting Engineering,
13 Mar. 2026
Noun
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Such failures provide a learning opportunity, a chance to reassess hypotheses and try again.—
Mariangela Lisanti,
Chicago Tribune,
16 Mar. 2026
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One hypothesis for why, Huang said, involves chronic inflammation — a long-term immune response linked to conditions such as metabolic liver disease, heart disease and diabetes.—
Miriam Fauzia,
Dallas Morning News,
13 Mar. 2026
Noun
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Plenty of Americans will dislike the attitudes and styles of Mutiny’s activists.—
George Packer,
The Atlantic,
16 Mar. 2026
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But some specialists in legal ethics expressed doubts at the time that the additional pledge would affect courtroom behavior — the late Stanford Law professor Deborah Rhode said some lawyers simply conclude that a take-no-prisoners attitude would help their client.—
Bob Egelko,
San Francisco Chronicle,
16 Mar. 2026
Noun
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The Moon, planet of emotions, soars into your 9th House of Philosophy today, encouraging you to explore ideas, cultures, or beliefs that soften sharp edges.—
Tarot.com,
New York Daily News,
16 Mar. 2026
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Beyond rock and ice The finding of L 98-59 d challenges the long-standing astronomical belief that small exoplanets must be either gas dwarfs or water worlds covered in ice and oceans.—
Mrigakshi Dixit,
Interesting Engineering,
16 Mar. 2026
Noun
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This reflects a historical and fundamental societal disregard for Black children, particularly Black boys, as human beings — a society that does not extend to them the same presumption of childhood or worthiness of grace that is typically afforded to white children.—
Erika Strauss Chavarria,
Baltimore Sun,
10 Mar. 2026
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International humanitarian law was conceived around the presumption of human judgment in the context of proportionality and distinction.—
Kaif Shaikh,
Interesting Engineering,
3 Mar. 2026
Cite this Entry
“Assumption.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assumption. Accessed 22 Mar. 2026.
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