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.
That also means it’s able to “control the global market to a certain degree,” as long as it can get its oil to market.
From MarketWatch • Jun. 25, 2026
It must make certain findings about whether they meet TPS criteria.
From Slate • Jun. 25, 2026
The trick is also shared by certain squid and jellyfish species, as well as insects such as fireflies and glow-worms.
From BBC • Jun. 25, 2026
But it would make a certain amount of sense if “The Bear” simply segued into the next season of “The Pitt.”
From The Wall Street Journal • Jun. 25, 2026
To leave this old house above the watch shop, leave Mama and Father and the aunts, in fact leave behind everything that was certain and well-loved.
From "The Hiding Place" by Corrie ten Boom
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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