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
What Spinrad admitted was only an assumption fast became a fact.
—
The Editors, National Review, 7 July 2025
While the assumptions that Hurts and Brown aren't on great terms are still alive and well, Goedert hopes to get NFL fans to understand that the two stars are more than fine.
—Justin Grasso, MSNBC Newsweek, 6 July 2025
One of the company’s big assumptions about the phone had turned out to be wrong.
—Verne Kopytoff, Fortune, 5 July 2025
This was done with the assumption that on top of whatever caused the ulcer, there was now also a potentially aggressive secondary infection—one not knocked out by the previous round of antibiotics the man had been given.
—ArsTechnica, 3 July 2025
See All Example Sentences for assumption
The Editors, National Review, 7 July 2025
While the assumptions that Hurts and Brown aren't on great terms are still alive and well, Goedert hopes to get NFL fans to understand that the two stars are more than fine.
—Justin Grasso, MSNBC Newsweek, 6 July 2025
One of the company’s big assumptions about the phone had turned out to be wrong.
—Verne Kopytoff, Fortune, 5 July 2025
This was done with the assumption that on top of whatever caused the ulcer, there was now also a potentially aggressive secondary infection—one not knocked out by the previous round of antibiotics the man had been given.
—ArsTechnica, 3 July 2025
See All Example Sentences for assumption
Recent Examples of Synonyms for assumption
Noun
-
Perpetuating unfounded theories about Epstein serves neither of those ends.—
Khaleda Rahman,
MSNBC Newsweek,
10 July 2025
-
On Tuesday afternoon, when a reporter attempted to ask Bondi about the foreign-intelligence theory and the video-clock issue, Trump cut in.—
Kaitlyn Tiffany,
The Atlantic,
10 July 2025
Noun
-
This silliness, the silliness of his arrogance, was actually funny to me.—
Ottessa Moshfegh,
New Yorker,
30 June 2025
-
On the dark side, however, Mercury in Leo can spark moments of arrogance and stubbornness.—
Valerie Mesa,
People.com,
26 June 2025
Noun
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The Sparks’ social media account took a swipe at their opponents and used Sophie Cunningham’s comments about WNBA expansion as its premise.—
Ryan Gaydos,
FOXNews.com,
7 July 2025
-
Ensure your home is securely locked when vacating the premises.—
NC Weather Bot,
Charlotte Observer,
7 July 2025
Noun
-
Being the world's most valuable company is not a sign of permanent superiority.—
Nur Hikmah Md Ali,
CNBC,
10 July 2025
-
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
-
Failing to test hypotheses via incremental launches and skipping milestone checks risks prioritizing activity over impact, wasting resources on features customers may not value or use rather than driving meaningful innovation.—
Expert Panel®,
Forbes.com,
1 July 2025
-
In the search for extraterrestrial life, much like climate change, there is a detection and attribution phase, which requires the robust testing of hypotheses and also rigorous scrutiny.—
Oliver Swainston,
Space.com,
28 June 2025
Noun
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But the hustle down the line that followed, resulting in a single for the visiting leadoff hitter to start Friday’s 7-6 win over the A’s, was a representation of Lukes’ hard-working attitude, according to his former head coach at Sacramento State, Reggie Christiansen.—
Sacbee.com,
Sacbee.com,
13 July 2025
-
That sense of awe can improve our well-being, contribute to a more positive attitude, and boost curiosity.—
Anthony Fredericks,
CNBC,
11 July 2025
Noun
-
Grow by leaving awesome LinkedIn comments Identify your strongest beliefs Your commenting strategy needs a theme.—
Jodie Cook,
Forbes.com,
2 July 2025
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The new jewelry hall reaffirms the retailer’s belief that the category, in spite of a luxury downturn, remains strong with room to grow.—
Thomas Waller,
Footwear News,
1 July 2025
Noun
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The presumption is that Wallace is the basketball guy and Tenzer is the numbers guru.—
Sean Keeler,
Denver Post,
23 June 2025
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In the past, this mattered little as states acted with a presumption of openness and minimal restrictions.—
Emily Kilcrease,
Foreign Affairs,
9 June 2025
Cite this Entry
“Assumption.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assumption. Accessed 18 Jul. 2025.
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