Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

certainty

noun

Synonyms and Antonyms of certainty

  1. 1 a state of mind in which one is free from doubt <I have full certainty that I'll pass the test> Synonyms assurance, assuredness, confidence, certitude, cocksureness, conviction, doubtlessness, face, positiveness, satisfaction, sureness, suretyRelated Words authoritarianism, dogmatism; decisiveness, determination, firmness, purposefulness, resoluteness, resolution, resolveNear Antonyms hesitancy, hesitation, indecisiveness, irresolution; disbelief, incredulity, unbelief; anxiety, concern, misgiving; distrust, mistrust, suspicionAntonyms doubt, incertitude, nonconfidence, uncertainty

  2. 2 the quality or state of being impossible to avoid or evade <the proverbial certainty of death and taxes> Synonyms inevitability, ineluctability, inevitablenessRelated Words likelihood, probability; inexorability, inexorableness, relentlessnessNear Antonyms preventability; improbability, unlikelihood, unlikeliness; doubtfulness, dubiousnessAntonyms uncertainty





Seen and Heard

What made you want to look up certainty? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 14, 2016

to hug and kiss another person

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

196.5 pounds 16.96 pounds 2.2 pounds 100 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ