fact meaning and definition

FACT noun

Definition of fact (noun)

1. a piece of information about circumstances that exist or events that have occurred
   • "first you must collect all the facts of the case"
2. a statement or assertion of verified information about something that is the case or has happened
   • "he supported his argument with an impressive array of facts"
3. an event known to have happened or something known to have existed
   • "your fears have no basis in fact"; "how much of the story is fact and how much fiction is hard to tell"
4. a concept whose truth can be proved
   • "scientific hypotheses are not facts"