This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Moral uprightness; righteousness.

n. The quality or condition of being correct in judgment.

n. The quality of being straight.

n. Straightness.

n. Rightness of principle or practice; exact conformity to truth, or to the rules prescribed for moral conduct, either by divine or human laws; uprightness of mind; uprightness; integrity; honesty; justice.

n. Right judgment.

n. Straightness: as, the rectitude of a line.

n. Rightness of principle or practice; uprightness of mind; exact conformity to truth, or to the rules prescribed for moral conduct by either divine or human laws; integrity; honesty; justice.

n. Correctness; freedom from error, as of conduct.

n. Synonyms Integrity, Uprightness, etc. (see honesty), principle, equity.

n. righteousness as a consequence of being honorable and honest

"Next, with the insolent assumption of superiority, which he founds on what he calls the rectitude of his purpose, he proposed we should both withdraw from a neighbourhood into which we could bring nothing but wretchedness. —"

righteousness   

justice    straightness    uprightness    integrity    honesty    correctness    morality   

uprightness    truthfulness    honesty    decency    faithfulness    fairness    constancy    righteousness    self-restraint    self-respect