Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
Advanced Dictionary    
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
uncertainty

un·cer·tain·ty

uncertainty

 
pronunciation:
uhn suhr tn ti
part of speech: noun
inflections: uncertainties
definition 1: the condition or quality of being uncertain.
The doctor's uncertainty about the cause of her son's illness made her very worried.
synonyms:
hesitancy, indefiniteness, indetermination, vagueness
antonyms:
assurance, certainty, confidence
similar words:
ambiguity, ambivalence, doubt, indecision
definition 2: that which is unknown, indefinite, changeable, or the like.
antonyms:
certainty
similar words:
ambiguity, chance, gamble, guess, question, risk, speculation, venture