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.
I’d imagine for all of you that you’re probably never quite sure what roles you do that are going to be the ones that hit in a certain way.
From Los Angeles Times • Jun. 9, 2026
He said that as a result, some schools had not been able to offer home economics, computing and technical studies classes to certain year groups.
From BBC • Jun. 8, 2026
Apple said many of its new AI features will be free to all users but certain capabilities may be limited to advanced devices or subscription-holders.
From The Wall Street Journal • Jun. 8, 2026
The benefits were seen not only in patients with diabetes but also in those with non-diabetic CKD and certain forms of glomerular disease.
From Science Daily • Jun. 8, 2026
What he was certain of was that after such an ordeal, a migration was definitely in order.
From "The Very, Very Far North" by Dan Bar-el
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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