What is the meaning of the word "economy"?

Definitions:

  1. frugality in the expenditure of money or resources copy to clipboard noun
    • the Scots are famous for their economy copy to clipboard
  2. the efficient use of resources copy to clipboard noun
    • economy of effort copy to clipboard
  3. the system of production and distribution and consumption copy to clipboard noun
    • The economy of a country is often measured by its gross domestic product. copy to clipboard

Synonyms: