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
Following a moderated conversation, there will be a screening of Lynne’s new film Every Contact Leaves a Trace, a rumination of memory and assumptions using as inspiration a stack of business cards collected over 40 years.
—
Ryan Lattanzio, IndieWire, 1 Apr. 2026
Add in the lack of any real effort by the city or state to consistently work with early stage tech and assuming that startups will be in New York just because is a very dangerous assumption.
—Bradley Tusk, New York Daily News, 31 Mar. 2026
Resilient organizations use their good times to pressure-test their assumptions.
—Big Think, 31 Mar. 2026
How did that assumption work out?
—Daniel Depetris, Chicago Tribune, 31 Mar. 2026
See All Example Sentences for assumption
Ryan Lattanzio, IndieWire, 1 Apr. 2026
Add in the lack of any real effort by the city or state to consistently work with early stage tech and assuming that startups will be in New York just because is a very dangerous assumption.
—Bradley Tusk, New York Daily News, 31 Mar. 2026
Resilient organizations use their good times to pressure-test their assumptions.
—Big Think, 31 Mar. 2026
How did that assumption work out?
—Daniel Depetris, Chicago Tribune, 31 Mar. 2026
See All Example Sentences for assumption
Recent Examples of Synonyms for assumption
Noun
-
His practical advice fares better than both his theories and his pallid attempts at profundity.—
Becca Rothfeld,
New Yorker,
30 Mar. 2026
-
Behavior change theory includes a tenant of measurement known as social norms.—
Matt Parrott,
Arkansas Online,
29 Mar. 2026
Noun
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Money and jealousy are the root of the play’s evils, with more deadly sins released in a world of posh, uppity arrogance.—
David John Chávez,
Mercury News,
27 Mar. 2026
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In a study with 355 participants, the authors narrowed their list to 16 warning signs that predicted violence that occurred within six months — many of them having to do with entitlement, arrogance, control and emotional immaturity.—
Kristen Rogers,
CNN Money,
21 Mar. 2026
Noun
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But what, exactly, makes this a business and not just a premises plus furnishings, fixtures and workers?—
Edward Lotterman,
Twin Cities,
29 Mar. 2026
-
Enter Orsolya, who shows up at the door with some gendarmes and an official eviction notice and gives Ion twenty minutes to quit the premises.—
Justin Chang,
New Yorker,
27 Mar. 2026
Noun
-
For years, the Red Bull driver was the benchmark – often cruising through races with rivals unable to challenge his superiority.—
Ben Church,
CNN Money,
30 Mar. 2026
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America has gone to war many times with the hubris of superiority.—
Voice of the People,
New York Daily News,
29 Mar. 2026
Noun
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From this information, scientists developed what is being called the TLPath model based on the hypothesis that modifications in the shape and structure of cells and tissues could be used to predict the length of telomeres.—
Ashley Mackin Solomon,
San Diego Union-Tribune,
30 Mar. 2026
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This is also where the viewer will likely find their assumptions or hypotheses about Floyd’s death and the guilty party (or parties) involved start sifting through their fingers like sand.—
Andy Andersen,
Vulture,
30 Mar. 2026
Noun
-
And yet, my attitude was 'This is special.—
Taijuan Moorman,
USA Today,
31 Mar. 2026
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Nyad is an extraordinary example, but researchers say a positive attitude is key.—
Arkansas Online,
Arkansas Online,
30 Mar. 2026
Noun
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But, for many American Jews, Zionism has come to represent the belief that there should be such a home—both because of the Jewish people’s ties to their ancestral land and because of the centuries of persecution that Jews endured, culminating with the Holocaust.—
Eyal Press,
New Yorker,
30 Mar. 2026
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According to Christian belief, Jesus was arrested, tried by Roman authorities and sentenced to death by crucifixion.—
Julia Gomez,
USA Today,
29 Mar. 2026
Noun
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That’s because many federal immigration laws are built around the presumption of birthright citizenship and don’t address situations like that, though the laws could change.—
Maureen Groppe,
USA Today,
31 Mar. 2026
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The question of women’s participation is framed not as administrative policy, but as a threat to the sanctity of Torah itself, as though women seeking to be tested on halacha must first overcome a presumption of unworthiness.—
Rabba Sara Hurwitz,
Sun Sentinel,
31 Mar. 2026
Cite this Entry
“Assumption.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assumption. Accessed 4 Apr. 2026.
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