What does the word vitality mean?

Usage examples for vitality

  1. Her constitution seems excellent, her vitality unusual. – The Dwelling Place of Light, Complete by Winston Churchill Last Updated: March 5, 2009
  2. She's a fine creature, you know, full of fire and vitality, and eager for life. – Father Payne by Arthur Christopher Benson
  3. Her vitality, her own sense of power, seemed almost incongruous. – The Judgment House by Gilbert Parker