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Definition of “uncertain” - English Dictionary

"uncertain" in American English

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uncertainadjective [not gradable]

 us   /ʌnˈsɜr·tən/
unclear, or not sure: She faces an uncertain future. We’re uncertain of the cause of death.
uncertainty
noun [C/U]  us   /ʌnˈsɜr·tən·ti/
[U] They live in uncertainty and confusion.
(Definition of uncertain from the Cambridge Academic Content Dictionary © Cambridge University Press)







"uncertain" in British English

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uncertainadjective

uk   /ʌnˈsɜː.tən/  us   /ʌnˈsɝː.tən/
B2 not knowing what to do or believe, or not able to decide about something: [+ question word] She's uncertain whether to go to New Zealand or not. Ariana was uncertain about meeting him.
B2 not known or fixed, or not completely certain: These refugees face an uncertain future. The political outlook is still uncertain.

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uncertainly
adverb uk   /ʌnˈsɜː.tən.li/  us   /ʌnˈsɝː.tən.li/
(Definition of uncertain from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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