What does the word differential mean?

Usage examples for differential

  1. When somebody discovered the Differential Calculus there was only one Differential Calculus he could discover. – Orthodoxy by G. K. Chesterton
  2. The Saturday Review said, some years since, that the ability of Parliament was a " protected ability": that there was at the door a differential duty of at least 2000 pounds a year. – The English Constitution by Walter Bagehot
  3. The marginal utility of money, then, is not the whole of the marginal utility of the good for which it is exchanged, but rather is the differential part of that utility which is created by means of the use of money in exchange. – The Value of Money by Benjamin M. Anderson, Jr.