Cadaver Synod The Cadaver Synod (also called the Cadaver Trial; Latin: Synodus Horrenda) is the name commonly given to the ecclesiastical trial of Pope Formosus, who had been dead for about seven months, in the Basilica of St. John Lateran in Rome during January 897. The 9th century was a time of marked instability for Italy and … [Read more...] about The Cadaver Synod