|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|—n , pl -ses|
|1.||Christianity spiritual rebirth through metempsychosis of Christian baptism|
|2.||biology another name for recapitulation|
|[C19: from Greek palin again + genesis birth, |
palingenesis pal·in·gen·e·sis (pāl'ĭn-jěn'ĭ-sĭs)
The repetition by a single organism of various stages in the evolution of its species during embryonic development.