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.
The changes range in scale and scope, from disqualifying immigrants from certain jobs to indefinitely pausing the processing of visa applications.
From Los Angeles Times • Jun. 12, 2026
Lastly, came the chart showing what $100,000 would now be worth if it had been invested in certain fixed annuities.
From MarketWatch • Jun. 12, 2026
The analysis did not include certain forms of strength training, such as calisthenics and Pilates.
From Science Daily • Jun. 12, 2026
And it is based on a type of attempted economic revolution in the pricing mechanism that clearly does value a certain type of fan more - those on the diagonally upwards line of that graph.
From BBC • Jun. 11, 2026
I’m mostly certain I made the right decision.
From "South of Somewhere" by Kalena Miller
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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