Definition of "rebirth"

rebirth

/ɹiˈbɜːθ/

noun
plural rebirths
1. Reincarnation; new birth subsequent to one's first.
  Quotations
  A theistic version of the above doctrine of transmigratory existence is presented best in the Bhagavadgitā which compares the rebirth of the soul in another body to changing of clothes, […]
  1989, Saral Jhingran, Aspects of Hindu morality, page 35
2. Revival, reinvigoration.
  Quotations
  And it was the spread of modern nationalism in the aftermath of Napoleon's defeat that mainly accounted for the nineteenth-century rebirth of the “Handelian” oratorio in Germany, where it had never thrived before, […]
  2009, Richard Taruskin, Music in the Nineteenth Century
3. Spiritual renewal.
  Quotations
  The rebirth of Baptism affirms that Christ the healer shares our life.
  2000, Joseph Stoutzenberger, Celebrating Sacraments, page 132
  Rather, in 1 Pet 3:21, those who have experienced rebirth in Christ, presumably through baptism, are promised an eschatological reward.
  2011, Chad T. Pierce, Spirits and the Proclamation of Christ, page 233
verb
third-person singular simple present rebirths, present participle rebirthing, simple past and past participle rebirthed
1. (transitive) To cause to be born again or spiritually renewed.