noun

uncertainty

uncertainty, doubt, unpredictability

There is a lot of uncertainty about the future.

There is a lot of uncertainty about the future.

His uncertainty was obvious to everyone.

His uncertainty was obvious to everyone.

uncertainty about ((sth.)) There is great uncertainty about the company's future.

Synonyms: doubt, ambiguity, vagueness; Antonyms: certainty, assurance, clarity

From the prefix 'un-' (not) + 'certain' + the noun-forming suffix '-ty'. It literally means 'the state of not being certain'.

Think of a foggy day where you are 'un-certain' of the path ahead. That feeling is 'uncertainty'.

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