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Certain (Adjective)

Meaning¹

Definite but not specified or identified; "set aside a certain sum each week"; "to a certain degree"; "certain breeds do not make good pets"; "certain members have not paid their dues"; "a certain popular teacher"; "a certain Mrs. Jones".

Classification

All adjective clusters.

Meaning²

Reliable in operation or effect; "a quick and certain remedy"; "a sure way to distinguish the two"; "wood dust is a sure sign of termites".

Classification

All adjective clusters.

Synonyms

Sure

Meaning³

Having or feeling no doubt or uncertainty; confident and assured; "felt certain of success"; "was sure (or certain) she had seen it"; "was very sure in his beliefs"; "sure of her friends".

Classification

All adjective clusters.

Synonyms

Sure

Antonyms

Uncertain

Meaning⁴

Established irrevocably; "his fate is sealed".

Classification

All adjective clusters.

Examples

The judge's verdict made it certain that the defendant would spend the rest of his life in prison.
Once the company filed for bankruptcy, it was certain that all employees would lose their jobs.
The doctor's diagnosis made it certain that the patient would never walk again.
The politician's scandalous behavior made it certain that she would not be re-elected.
The team's dismal performance made it certain that they would not make it to the playoffs.

Synonyms

Sealed

Meaning⁵

Established beyond doubt or question; definitely known; "what is certain is that every effect must have a cause"; "it is certain that they were on the bus"; "his fate is certain"; "the date for the invasion is certain".

Classification

All adjective clusters.

Antonyms

Uncertain

Meaning⁶

Certain to occur; destined or inevitable; "he was certain to fail"; "his fate is certain"; "In this life nothing is certain but death and taxes"- Benjamin Franklin; "he faced certain death"; "sudden but sure regret"; "he is sure to win".