rectĭtūdo — Lewis & Short
rectĭtūdo, ĭnis, f.rectus (post-class.).
I Straightness, directness. Lit., Aggen. ap. Front. p. 46 Goes.—
II Trop., uprightness, rectitude (class. aequitas), Hier. in Isa. 8, 10; 26, 7:
hominum,Just. Nov. 13 praef.