noun
: the practice of measures designed to protect and improve the family as a social institution ; specifically : the practice of measures aiming at the elimination of venereal disease and prostitution
noun
: the practice of measures designed to protect and improve the family as a social institution ; specifically : the practice of measures aiming at the elimination of venereal disease and prostitution
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012