What does the word enhancement mean?

Usage examples for enhancement

  1. The speculative side then of this form of education is not a useless and abstract theory, but a necessary moment of the moral improvement, of the spiritual enhancement, and of the general regeneration of teaching. – The Reform of Education by Giovanni Gentile
  2. The tax on the grade of thread used by them is prohibitory as to all importation, and it is the corset- stitchers who have to pay day by day out of their time and labor the total enhancement of price due to the tax. – What Social Classes Owe to Each Other by William Graham Sumner