consistent with fact or reality; not false; "the story is true"; "it is undesirable to believe a proposition when there is no ground whatever for supposing it true"- B. Russell; "the true meaning of the statement"
worthy of being depended on; "a dependable worker"; "an honest working stiff"; "a reliable sourcSFLe of information"; "he was true to his word"; "I would be true for there are those who trust me"
make level, square, balanced, or concentric; "true up the cylinder of an engine"
conforming to definitive criteria; "the horseshoe crab is not a true crab"; "Pythagoras was the first true mathematician"
accurately placed or thrown; "his aim was true"; "he was dead on target"
accurately fitted; level; "the window frame isn't quite true"
devoted (sometimes fanatically) to a cause or concept or truth; "true believers bonded together against all who disagreed with them"