1. (noun)certainty the state of being certain Synonyms: foregone conclusion, sure thing Antonyms: dubiousness, dubiety, uncertainty, uncertainness, doubt, precariousness, incertitude, doubtfulness
2. (noun)certainty, sure thing, foregone conclusion something that is certain Synonyms: certainty, foregone conclusion, matter of course, sure thing Antonyms: incertitude, uncertainty, precariousness, dubiousness, uncertainness, doubtfulness, doubt, dubiety
Synonyms, Thesaurus & Antonyms of 'certainty'
English Synonyms and Antonyms
1. certainty Demonstration, in the strict and proper sense, is the highest form of proof, and gives the most absolute certainty, but can not be applied outside of pure mathematics or other strictly deductiv Synonyms: demonstration, certainty, consequence, evidence, inference, conclusion, deduction, induction, proof
Synonyms for certainty 
