palingenesis

noun

1. rebirth; regeneration.
2. Biology.
   1. embryonic development that reproduces the ancestral features of the species.
   2. Obsolete.the supposed generation of organisms from others preformed in the germ cells.
3. baptism in the Christian faith.
4. the doctrine of transmigration of souls.

noun plural -ses (-ˌsiːz)

1. Christianity spiritual rebirth through metempsychosis of Christian baptism
2. biology another name for recapitulation (def. 2)

n.

1. The repetition by a single organism of various stages in the evolution of its species during embryonic development.