regeneration

noun

1. 1

   Rebuilding or restructuring; large scale repair or renewal.

   “The conversion of so many old industrial buildings into living quarters was a major factor in the regeneration.”

2. 2

   Spiritual rebirth; the change from a carnal or material life to a pious one

3. 3

   The renewal of the world at the second coming of Christ.

4. 4

   An ability possessed by certain creatures to rapidly heal substantial physical damage to their body

5. 5

   Spontaneous restoration of hit points