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.
De Marco was recently heavily involved in making sure Sheffield Wednesday would start next season on zero points, when it seemed certain they would get a 15-point deduction.
From BBC • May 13, 2026
For now, Moderna continues to burn through cash as it looks to diversify away from Covid revenue, with a pipeline that includes intismeran autogene, an mRNA vaccine for patients with certain types of cancer.
From Barron's • May 13, 2026
Tuz said while they recognize the market has gone up a lot, especially for certain industry groups, they have about three or four sell triggers.
From MarketWatch • May 13, 2026
Tencent’s management said non-IFRS financial measures provide investors with useful supplementary information to assess the performance of the company’s core operations by excluding certain items.
From The Wall Street Journal • May 13, 2026
Duane was fairly certain it was the sunlight hitting C.C.’s metal telescope atop the slanted deck.
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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