sure, certain, positive, cocksure mean having no doubt or uncertainty. sure usually stresses the subjective or intuitive feeling of assurance. certain may apply to a basing of a conclusion or …

CERTAIN definition: 1. having no doubt or knowing exactly that something is true, or known to be true, correct, exact…. Learn more.

certain (comparative more certain or certainer, superlative most certain or certainest) Sure in one's mind, positive; absolutely confident in the truth of something.

CERTAIN definition: free from doubt or reservation; confident; sure. See examples of certain used in a sentence.

1. (postpositive) positive and confident about the truth of something; convinced: I am certain that he wrote a book. 2. (usually postpositive) definitely known: it is certain that they were on the bus. 3. …

Some common synonyms of certain are cocksure, positive, and sure. While all these words mean "having no doubt or uncertainty," certain may apply to a basing of a conclusion or conviction on …

CERTAIN meaning: 1. having no doubt or knowing exactly that something is true, or known to be true, correct, exact…. Learn more.

The meaning of A CERTAIN is —used to refer to a quality that is noticed but that is difficult to explain or describe. How to use a certain in a sentence.

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If you are certain about something, you firmly believe it is true and have no doubt about it. If you are not certain about something, you do not have definite knowledge about it.