What does the word observation mean?

Usage examples for observation

  1. " That is a good observation. – The Wonder Island Boys: Exploring the Island by Roger Thompson Finlay
  2. That last observation is just like my husband, and when I get back home again, if I ever do, well- ha, ha! – The Pursuit of the House-Boat by John Kendrick Bangs
  3. The observation came home to Lord Mount Severn. – East Lynne by Mrs. Henry Wood