adjective

improbable

improbable, unlikely

His story about seeing a ghost was highly improbable.

His story about seeing a ghost was highly improbable.

It is improbable that she will win the election.

It is improbable that she will win the election.

an improbable ((noun)) unlikely His story was an improbable tale.

It is improbable that... unlikely that... It is improbable that he will arrive on time.

Synonyms: unlikely, doubtful, questionable; Antonyms: probable, likely, certain

From the prefix 'im-' (not) + 'probable' (likely). It literally means 'not probable'.

The prefix 'im-' often means 'not'. So, if you know 'probable', you can easily figure out 'improbable' means 'not probable'.

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