The meaning of CERTAIN is fixed, settled. How to use certain in a sentence. Synonym Discussion of Certain.

Synonyms for CERTAIN: one, some, unnamed, unspecified, anonymous, specific, unidentified, given; Antonyms of CERTAIN: known, named, specified, uncertain, doubtful, unsure, dubious, hesitant

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

Someone who is certain of something is free from doubt or reservation about it. How is certain different from sure, confident, and positive? Find out on Thesaurus.com.

When you're certain, you're sure about something. When you raise your hand to give the answer, you feel certain that you are correct. Certain can mean "definite" or "sure to happen," like …

If you say that something is certain, you firmly believe that it is true, or have definite knowledge about it. One thing is certain, both have the utmost respect for each other. It is certain that Rodney arrived the previous day.

certain [not usually before noun] sure that you are right or that something is true: Are you absolutely certain about this? sure or certain? Like sure, certain is often used in negative statements and questions.

CERTAIN meaning: 1. completely sure of something, or knowing without doubt that something is true: 2. to know…. Learn more.

2025年2月26日 · Master the word "CERTAIN" in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.

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. (usually postpositive) sure; bound; destined: he was certain to fail.