|Origin:||virtu, from Latin virtus 'strength, virtue', from vir 'man'|
1 [uncountable] formal
moral goodness of character and behaviour [≠ vice]:
Women have often been used as symbols of virtue.
a particular good quality in someone's character [≠ vice]:
Among her many virtues are loyalty, courage, and truthfulness.
3 [uncountable and countable]
an advantage that makes something better or more useful than something else
Adam Smith believed in the virtues of free trade.
Wilkins is now extolling (=praising very much) the virtues of organic farming.
by means of, or as a result of something:
She became a British resident by virtue of her marriage.
to get an advantage out of doing something that you have to do