certain
Usage
What are other ways to say certain?
Certain, one of a handful of adjectives indicating full belief and trust that something is true, suggests that there are definite reasons that have freed one from doubt. Confident emphasizes the strength of the belief or the certainty of expectation felt. Positive implies emphatic certainty, which may even become overconfidence or dogmatism. Sure, the simplest and most general term, expresses mere absence of doubt.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"Most people are not inherently aggressive, but certain online conditions make aggressive behaviour easier, less accountable, and more rewarding," she said.
From BBC ● Aug. 13, 2026
Canadian trade negotiators are in Washington this week trying to hammer out a deal that will include broad tariff relief in exchange for Ottawa dropping certain countermeasures.
From Barron's ● Aug. 13, 2026
Medicaid cannot recover certain assets from a deceased beneficiary’s estate if the beneficiary is survived by a child under 21, or a blind or disabled child of any age.
From MarketWatch ● Aug. 13, 2026
In certain sectors, like finance and consulting, it has long been common for interns to do substantive work.
From The Wall Street Journal ● Aug. 13, 2026
And yet, he wondered, why was Renn so certain?
From "Wolf Brother" by Michelle Paver
Vocabulary lists containing certain
The Real Deal: Synonyms for "True"
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List 1
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A Sure Thing: Synonyms for "Definite"
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