definition of
trueness

[1] #1 trueness n. [truth, the true, verity] conformity to reality or actuality; "they debated the truth of the proposition"; "the situation brought home to us the blunt truth of the military threat"; "he was famous for the truth of his portraits"; "he turned to religion in his search for eternal ve. wn

[2] #2 trueness n. [loyalty] the quality of being loyal. wn

[3] #3 trueness n. exactness of adjustment; "I marveled at the trueness of his aim". wn