fact

US /fækt/

UK /fækt/

1.

a thing that is known or proved to be true

:

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It's a well-known fact that the Earth revolves around the Sun.

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Please stick to the facts and avoid speculation.

:

truth reality actuality certainty verity

2.

information used as evidence or as part of a report or news article

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The detective gathered all the relevant facts for the case.

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The report presented a clear set of facts about the incident.

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data details particulars statistics evidence

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in fact as a matter of fact fact-checking fact-check facts and figures