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Elementary Dictionary
       

un·cer·tain

uncertain

 
 
pronunciation:
uhn suhr tn
features:
Word Explorer, Word Parts
part of speech: adjective
definition 1: If something is uncertain, it is not known for sure. There is not enough clear evidence to know what the facts are about it.
The explorer never returned, and it's still uncertain what happened to him.
synonyms:
vague
antonyms:
certain, definite, positive
similar words:
foggy, unknown
definition 2: If you're uncertain about something, you're not sure about it. You can't make a decision about it yet, or you don't have enough information to know what will happen or what the facts are.
Mr. Taylor was uncertain about how long he would be away. It might be days or even weeks.Ms. Lin is still uncertain whether she wants to take the new job or not.Nicole was uncertain about her answer for question six, but she put it down anyway.
synonyms:
vague
antonyms:
certain, confident, positive
derivations: uncertainly (adv.), uncertainness (n.)
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