Seph. Heb. /peed yawn" hah ben"/ ; Ashk. Heb., Eng. /pid"yeuhn hah ben"/ , Judaism.
the rite of relieving the first male child born to parents not descended from Aaron or Levi of certain religious obligations by redeeming him from a member of the priestly class, celebrated 30 days after the child's birth.
Also, Pidyon ha-Ben .
[ pidyon habben lit., redemption of the son ]