What does the word elder mean?

Usage examples for elder

  1. The elder brother shook his head doubtfully. – For the Liberty of Texas by Edward Stratemeyer
  2. Through all the years they had been together, the elder sister had never seen before the expression which the younger's face now wore. – Moods by Louisa May Alcott
  3. I am the Marquis of Lossie, and while I am your elder brother and the head of the family, you shall never with my consent marry that base man- a man it would blast me to the soul to call brother. – The Marquis of Lossie by George MacDonald