What does the word treatise mean?

Usage examples for treatise

  1. If a man tells you he wants to write a book, nine times out of ten he means a treatise or argument on some subject that interests him. – The Woman Who Did by Grant Allen
  2. It is a sort of start upon my Treatise on the Art of Literature: a small, arid book that shall some day appear. – The Works of Robert Louis Stevenson - Swanston Edition Vol. 24 (of 25) by Robert Louis Stevenson Other: Andrew Lang
  3. His master had spoken to him of a certain treatise of Aristotle which he would soon be called upon to study. – Life of Saint Monica by F. A. (Frances Alice) Forbes