certainty Meaning and Definition
1. n. something that is certain
2. n. the state of being certain
Certainty is perfect knowledge that has total security from error, or the mental state of being without doubt.
Synonyms authoritativeness belief certitude cinch confidence conviction credence definiteness dogmatism faith firmness indubitableness inevitability lock lockup positiveness positivism setup shoo-in staunchness steadiness stock store sure bet sure thing surefire sureness surety trust validity wrap-up
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