regeneration

Concise Oxford English Dictionary © 2008 Oxford University Press:
regenerate

▶verb /rɪˈdʒɛnəreɪt/ 

• 1 (of a living organism) regrow (new tissue).

  ■ (of an organ or tissue) regrow.

• 2 bring new and more vigorous life to (an area or institution).

• 3 (especially in Christian use) give a new and higher spiritual nature to.

• 4 (usu. as adj. regenerated) Chemistry precipitate (cellulose) as fibres following chemical processing.

▶adjective /rɪˈdʒɛn(ə)rət/ reborn, especially in a spiritual or moral sense.

– derivatives
regeneration noun,
regenerative adjective,
regeneratively adverb,
regenerator noun.

– origin ME: from L. regeneratus, regenerare ‘create again’.