What does the word quantity mean?

Usage examples for quantity

  1. What a quantity of poison there must be in him!" – Septimius Felton or, The Elixir of Life by Nathaniel Hawthorne
  2. Then I am sure she is perfectly respectable; and pray let her see as many ghosts as she cares to, especially if it leads to nothing worse than her taking a moderate quantity of brandy. – Cecilia de Noël by Lanoe Falconer
  3. How is such a general rise in prices possible, if the quantity theory be true? – The Value of Money by Benjamin M. Anderson, Jr.