What does the word virtue mean?

Usage examples for virtue

  1. Nor hath its virtue faded in these later days. – By-Ways of Bombay by S. M. Edwardes, C.V.O.
  2. In the meantime it would be better if the friends would meet somewhere else, for this house is mine only in virtue of my office. – Malcolm by George MacDonald
  3. Ruin the husband, and the wife's virtue may be bid for. – The Gamester (1753) by Edward Moore Commentator: Charles H. Peake Phillip R. Wikelund