The meaning of CERTAINTY is something that is certain. How to use certainty in a sentence. Synonym Discussion of Certainty.

CERTAINTY definition: 1. the state of being completely confident or having no doubt about something: 2. something that…. Learn more.

CERTAINTY definition: the state of being certain. See examples of certainty used in a sentence.

Certainty is the state of being definite or of having no doubts at all about something. I have told them with absolute certainty there'll be no change of policy.

Certainty bet one’s boots To be absolutely sure or certain of something. The reference is to a gambler (perhaps a cowboy, whose boots are among his most important possessions) so sure …

Definition of certainty noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 21, 2025 · certainty (countable and uncountable, plural certainties) She spoke with complete certainty. There is no certainty that the plan will succeed.

The words certitude and conviction are common synonyms of certainty. While all three words mean "a state of being free from doubt," certainty and certitude are very close; certainty may …

CERTAINTY meaning: 1. the feeling of being completely sure about something: 2. something that is very likely to…. Learn more.

Master the word "CERTAINTY" in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.