certainty
noun
cer·tain·ty
ˈsər-tᵊn-tē 
plural certainties
1
: something that is certain
2
: the quality or state of being certain especially on the basis of evidence
Synonyms
Examples of certainty in a Sentence
Scientists still do not know with any degree of certainty why the disease spread so quickly.
We cannot predict the outcome with absolute certainty.
There was no certainty that the package would arrive in time.
Her certainty about these complex moral issues is surprising.
Recent Examples on the Web
The certainty of the data is why our reports focus on the production costs of movies rather than their marketing costs or merchandise and home entertainment revenues.
—
Caroline Reid, Forbes, 5 Nov. 2024
The legal standard is something called reasonable certainty of no harm.
—Jonquilyn Hill, Vox, 5 Nov. 2024
The only certainty is that these ups and downs haven’t yet seemed to hammer ByteDance cofounder Zhang Yiming — whose $49.3 billion fortune positions him at the top of the 2024 Hurun China Rich List.
—Adriana Lee, WWD, 4 Nov. 2024
Having deep historical knowledge of how counties and states have voted in the past will also help provide certainty in the rare case of an abnormality, Tranter said.
—Hadas Gold, CNN, 3 Nov. 2024
See all Example Sentences for certainty 
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Caroline Reid, Forbes, 5 Nov. 2024
The legal standard is something called reasonable certainty of no harm.
—Jonquilyn Hill, Vox, 5 Nov. 2024
The only certainty is that these ups and downs haven’t yet seemed to hammer ByteDance cofounder Zhang Yiming — whose $49.3 billion fortune positions him at the top of the 2024 Hurun China Rich List.
—Adriana Lee, WWD, 4 Nov. 2024
Having deep historical knowledge of how counties and states have voted in the past will also help provide certainty in the rare case of an abnormality, Tranter said.
—Hadas Gold, CNN, 3 Nov. 2024
See all Example Sentences for certainty
Dictionary Entries Near certainty
Cite this Entry
“Certainty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/certainty. Accessed 26 Nov. 2024.
Copy CitationKids Definition
certainty
noun
cer·tain·ty
ˈsərt-ᵊn-tē
plural certainties
1
: something certain
2
: the quality or state of being or feeling certain
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