part of speech: adjective
definition 1: sure; positive; having no doubt.
- I’m certain she is still alive.
synonyms: confident, convinced, positive, sure
antonyms: doubtful, hesitant, uncertain, undecided, unsure
definition 2: known to be true without any doubt; definite.
- It is certain that Earth is round and not flat.
synonyms: definite
antonyms: uncertain
definition 3: specific; fixed.
- The club admits a certain number of people every year.
synonyms: fixed
antonyms: indefinite, uncertain
definition 4: used to mention a particular person or thing without naming it.
- A certain person has been asking about you.
synonyms: particular
phrase: for certain
Word Builder: certain +
certainly: yes, indeed; of course; without any doubt.
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