/rek"ti toohd', -tyoohd'/ , n.
1. rightness of principle or conduct; moral virtue: the rectitude of her motives.
2. correctness: rectitude of judgment.
3. straightness.
[ 1400-50; late ME rectitudin- (s. of rectitudo ) straightness, equiv. to L rect ( us ) RIGHT + -tudin- -TUDE ]
Syn. 1. integrity, probity, principle.