Answer: fact

AnswerCrossword Clue
FACT"That's the ..., Jack!"
FACTVerified datum
FACTAfter the ...
FACTCold hard thing?
FACTPiece of accurate information
FACTAlmanac entry
FACTSure thing
FACTTruth
FACTAlmanac statement
FACTReporter's find
FACTIt's the truth
FACTIt's true
FACTAlmanac excerpt
FACTNonfiction
FACTTheory, after being proven
FACTWord with finding or checker
FACTOne true thing
FACTSubject of some checkers
FACTReality
FACTTruism
factsomething known to be true
FACTAin't it the truth
FACTMuch more than rumor
FACTFiction's opposite
FACTFiction alternative
FACTGlobal warming, e.g.
FACTIt's fancy-free?
FACTDatum
FACTAlmanac tidbit
FACT"Is that a ...?"
FACT"Matters of .. ... are very stubborn things": Tindal
FACTHistoricity
FACTAlmanac bit
FACTOne of Twain's "stubborn things"
FACTTrue story component
FACTBit of truth
FACTIt's not fiction
FACTChecker's determination
FACTMyth debunker
FACTTrivia buff's fodder