(1):

(a.) Possessing or exhibiting virtue.

(2):

(a.) Exhibiting manly courage and strength; valorous; valiant; brave.

(3):

(a.) Having power or efficacy; powerfully operative; efficacious; potent.

(4):

(a.) Having moral excellence; characterized by morality; upright; righteous; pure; as, a virtuous action.

(5):

(a.) Chaste; pure; - applied especially to women.