straightness

noun

1. 1

   a sexual attraction to (or sexual relations with) persons of the opposite sex

2. 2

   having honest intentions

   he acted in good faith

   doubt was expressed as to the good faith of the immigrants

3. 3

   trueness of course toward a goal

   rivaling a hawk in directness of aim

4. 4

   freedom from crooks or curves or bends or angles

5. 5

   (of hair) lack of a tendency to curl